From 93e29ad7d5c9ba017252cb7b25aca94657023dd7 Mon Sep 17 00:00:00 2001 From: nancylizi Date: Mon, 20 Mar 2017 16:47:42 +0800 Subject: Resolve the dependent problem. Issue-Id: CLIENT-171 Change-Id: Ifad1deec7b7c737b5b2e44950720189248c2666d Signed-off-by: nancylizi --- .../main/webapp/thirdparty/avalon/avalon.modern.js | 4935 ++++++++++++++++++++ 1 file changed, 4935 insertions(+) create mode 100644 common/src/main/webapp/thirdparty/avalon/avalon.modern.js (limited to 'common/src/main/webapp/thirdparty/avalon/avalon.modern.js') diff --git a/common/src/main/webapp/thirdparty/avalon/avalon.modern.js b/common/src/main/webapp/thirdparty/avalon/avalon.modern.js new file mode 100644 index 00000000..048b4241 --- /dev/null +++ b/common/src/main/webapp/thirdparty/avalon/avalon.modern.js @@ -0,0 +1,4935 @@ +/*================================================== + Copyright (c) 2013-2015 司徒正美 and other contributors + http://www.cnblogs.com/rubylouvre/ + https://github.com/RubyLouvre + http://weibo.com/jslouvre/ + + Released under the MIT license + avalon.modern.js 1.43 built in 2015.5.21 + support IE10+ and other browsers + ==================================================*/ +(function (global, factory) { + + if (typeof module === "object" && typeof module.exports === "object") { + // For CommonJS and CommonJS-like environments where a proper `window` + // is present, execute the factory and get avalon. + // For environments that do not have a `window` with a `document` + // (such as Node.js), expose a factory as module.exports. + // This accentuates the need for the creation of a real `window`. + // e.g. var avalon = require("avalon")(window); + module.exports = global.document ? factory(global, true) : function (w) { + if (!w.document) { + throw new Error("Avalon requires a window with a document") + } + return factory(w) + } + } else { + factory(global) + } + +// Pass this if window is not defined yet +}(typeof window !== "undefined" ? window : this, function (window, noGlobal) { + + /********************************************************************* + * 全局变量及方法 * + **********************************************************************/ + var expose = Date.now() +//http://stackoverflow.com/questions/7290086/javascript-use-strict-and-nicks-find-global-function + var DOC = window.document + var head = DOC.head //HEAD元素 + head.insertAdjacentHTML("afterBegin", '') + var ifGroup = head.firstChild + + function log() { + if (avalon.config.debug) { +// http://stackoverflow.com/questions/8785624/how-to-safely-wrap-console-log + console.log.apply(console, arguments) + } + } + + /** + * Creates a new object without a prototype. This object is useful for lookup without having to + * guard against prototypically inherited properties via hasOwnProperty. + * + * Related micro-benchmarks: + * - http://jsperf.com/object-create2 + * - http://jsperf.com/proto-map-lookup/2 + * - http://jsperf.com/for-in-vs-object-keys2 + */ + function createMap() { + return Object.create(null) + } + + var subscribers = "$" + expose + var otherRequire = window.require + var otherDefine = window.define + var innerRequire + var stopRepeatAssign = false + var rword = /[^, ]+/g //切割字符串为一个个小块，以空格或豆号分开它们，结合replace实现字符串的forEach + var rcomplexType = /^(?:object|array)$/ + var rsvg = /^\[object SVG\w*Element\]$/ + var rwindow = /^\[object (?:Window|DOMWindow|global)\]$/ + var oproto = Object.prototype + var ohasOwn = oproto.hasOwnProperty + var serialize = oproto.toString + var ap = Array.prototype + var aslice = ap.slice + var Registry = {} //将函数曝光到此对象上，方便访问器收集依赖 + var W3C = window.dispatchEvent + var root = DOC.documentElement + var hyperspace = DOC.createDocumentFragment() + var cinerator = DOC.createElement("div") + var class2type = {} + "Boolean Number String Function Array Date RegExp Object Error".replace(rword, function (name) { + class2type["[object " + name + "]"] = name.toLowerCase() + }) + + + function noop() { + } + + + function oneObject(array, val) { + if (typeof array === "string") { + array = array.match(rword) || [] + } + var result = {}, + value = val !== void 0 ? val : 1 + for (var i = 0, n = array.length; i < n; i++) { + result[array[i]] = value + } + return result + } + +//生成UUID http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript + var generateID = function (prefix) { + prefix = prefix || "avalon" + return String(Math.random() + Math.random()).replace(/\d\.\d{4}/, prefix) + } + + function IE() { + if (window.VBArray) { + var mode = document.documentMode + return mode ? mode : window.XMLHttpRequest ? 7 : 6 + } else { + return 0 + } + } + + var IEVersion = IE() + + avalon = function (el) { //创建jQuery式的无new 实例化结构 + return new avalon.init(el) + } + + /*视浏览器情况采用最快的异步回调*/ + avalon.nextTick = new function () {// jshint ignore:line + var tickImmediate = window.setImmediate + var tickObserver = window.MutationObserver + var tickPost = W3C && window.postMessage + if (tickImmediate) { + return tickImmediate.bind(window) + } + + var queue = [] + + function callback() { + var n = queue.length + for (var i = 0; i < n; i++) { + queue[i]() + } + queue = queue.slice(n) + } + + if (tickObserver) { + var node = document.createTextNode("avalon") + new tickObserver(callback).observe(node, {characterData: true})// jshint ignore:line + return function (fn) { + queue.push(fn) + node.data = Math.random() + } + } + + if (tickPost) { + window.addEventListener("message", function (e) { + var source = e.source + if ((source === window || source === null) && e.data === "process-tick") { + e.stopPropagation() + callback() + } + }) + + return function (fn) { + queue.push(fn) + window.postMessage('process-tick', '*') + } + } + + return function (fn) { + setTimeout(fn, 0) + } + }// jshint ignore:line + /********************************************************************* + * avalon的静态方法定义区 * + **********************************************************************/ + avalon.init = function (el) { + this[0] = this.element = el + } + avalon.fn = avalon.prototype = avalon.init.prototype + + avalon.type = function (obj) { //取得目标的类型 + if (obj == null) { + return String(obj) + } + // 早期的webkit内核浏览器实现了已废弃的ecma262v4标准，可以将正则字面量当作函数使用，因此typeof在判定正则时会返回function + return typeof obj === "object" || typeof obj === "function" ? + class2type[serialize.call(obj)] || "object" : + typeof obj + } + + var isFunction = function (fn) { + return serialize.call(fn) === "[object Function]" + } + + avalon.isFunction = isFunction + + avalon.isWindow = function (obj) { + return rwindow.test(serialize.call(obj)) + } + + /*判定是否是一个朴素的javascript对象（Object），不是DOM对象，不是BOM对象，不是自定义类的实例*/ + + avalon.isPlainObject = function (obj) { + // 简单的 typeof obj === "object"检测，会致使用isPlainObject(window)在opera下通不过 + return serialize.call(obj) === "[object Object]" && Object.getPrototypeOf(obj) === oproto + } + +//与jQuery.extend方法，可用于浅拷贝，深拷贝 + avalon.mix = avalon.fn.mix = function () { + var options, name, src, copy, copyIsArray, clone, + target = arguments[0] || {}, + i = 1, + length = arguments.length, + deep = false + + // 如果第一个参数为布尔,判定是否深拷贝 + if (typeof target === "boolean") { + deep = target + target = arguments[1] || {} + i++ + } + + //确保接受方为一个复杂的数据类型 + if (typeof target !== "object" && !isFunction(target)) { + target = {} + } + + //如果只有一个参数，那么新成员添加于mix所在的对象上 + if (i === length) { + target = this + i-- + } + + for (; i < length; i++) { + //只处理非空参数 + if ((options = arguments[i]) != null) { + for (name in options) { + src = target[name] + copy = options[name] + // 防止环引用 + if (target === copy) { + continue + } + if (deep && copy && (avalon.isPlainObject(copy) || (copyIsArray = Array.isArray(copy)))) { + + if (copyIsArray) { + copyIsArray = false + clone = src && Array.isArray(src) ? src : [] + + } else { + clone = src && avalon.isPlainObject(src) ? src : {} + } + + target[name] = avalon.mix(deep, clone, copy) + } else if (copy !== void 0) { + target[name] = copy + } + } + } + } + return target + } + + function _number(a, len) { //用于模拟slice, splice的效果 + a = Math.floor(a) || 0 + return a < 0 ? Math.max(len + a, 0) : Math.min(a, len); + } + + avalon.mix({ + rword: rword, + subscribers: subscribers, + version: 1.43, + ui: {}, + log: log, + slice: function (nodes, start, end) { + return aslice.call(nodes, start, end) + }, + noop: noop, + /*如果不用Error对象封装一下，str在控制台下可能会乱码*/ + error: function (str, e) { + throw new (e || Error)(str)// jshint ignore:line + }, + /*将一个以空格或逗号隔开的字符串或数组,转换成一个键值都为1的对象*/ + oneObject: oneObject, + /* avalon.range(10) + => [0, 1, 2, 3, 4, 5, 6, 7, 8, 9] + avalon.range(1, 11) + => [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] + avalon.range(0, 30, 5) + => [0, 5, 10, 15, 20, 25] + avalon.range(0, -10, -1) + => [0, -1, -2, -3, -4, -5, -6, -7, -8, -9] + avalon.range(0) + => []*/ + range: function (start, end, step) { // 用于生成整数数组 + step || (step = 1) + if (end == null) { + end = start || 0 + start = 0 + } + var index = -1, + length = Math.max(0, Math.ceil((end - start) / step)), + result = new Array(length) + while (++index < length) { + result[index] = start + start += step + } + return result + }, + eventHooks: {}, + /*绑定事件*/ + bind: function (el, type, fn, phase) { + var hooks = avalon.eventHooks + var hook = hooks[type] + if (typeof hook === "object") { + type = hook.type + if (hook.deel) { + fn = hook.deel(el, type, fn, phase) + } + } + if (!fn.unbind) + el.addEventListener(type, fn, !!phase) + return fn + }, + /*卸载事件*/ + unbind: function (el, type, fn, phase) { + var hooks = avalon.eventHooks + var hook = hooks[type] + var callback = fn || noop + if (typeof hook === "object") { + type = hook.type + if (hook.deel) { + fn = hook.deel(el, type, fn, false) + } + } + el.removeEventListener(type, callback, !!phase) + }, + /*读写删除元素节点的样式*/ + css: function (node, name, value) { + if (node instanceof avalon) { + node = node[0] + } + var prop = /[_-]/.test(name) ? camelize(name) : name, fn + name = avalon.cssName(prop) || prop + if (value === void 0 || typeof value === "boolean") { //获取样式 + fn = cssHooks[prop + ":get"] || cssHooks["@:get"] + if (name === "background") { + name = "backgroundColor" + } + var val = fn(node, name) + return value === true ? parseFloat(val) || 0 : val + } else if (value === "") { //请除样式 + node.style[name] = "" + } else { //设置样式 + if (value == null || value !== value) { + return + } + if (isFinite(value) && !avalon.cssNumber[prop]) { + value += "px" + } + fn = cssHooks[prop + ":set"] || cssHooks["@:set"] + fn(node, name, value) + } + }, + /*遍历数组与对象,回调的第一个参数为索引或键名,第二个或元素或键值*/ + each: function (obj, fn) { + if (obj) { //排除null, undefined + var i = 0 + if (isArrayLike(obj)) { + for (var n = obj.length; i < n; i++) { + if (fn(i, obj[i]) === false) + break + } + } else { + for (i in obj) { + if (obj.hasOwnProperty(i) && fn(i, obj[i]) === false) { + break + } + } + } + } + }, + //收集元素的data-{{prefix}}-*属性，并转换为对象 + getWidgetData: function (elem, prefix) { + var raw = avalon(elem).data() + var result = {} + for (var i in raw) { + if (i.indexOf(prefix) === 0) { + result[i.replace(prefix, "").replace(/\w/, function (a) { + return a.toLowerCase() + })] = raw[i] + } + } + return result + }, + Array: { + /*只有当前数组不存在此元素时只添加它*/ + ensure: function (target, item) { + if (target.indexOf(item) === -1) { + return target.push(item) + } + }, + /*移除数组中指定位置的元素，返回布尔表示成功与否*/ + removeAt: function (target, index) { + return !!target.splice(index, 1).length + }, + /*移除数组中第一个匹配传参的那个元素，返回布尔表示成功与否*/ + remove: function (target, item) { + var index = target.indexOf(item) + if (~index) + return avalon.Array.removeAt(target, index) + return false + } + } + }) + + var bindingHandlers = avalon.bindingHandlers = {} + var bindingExecutors = avalon.bindingExecutors = {} + + /*判定是否类数组，如节点集合，纯数组，arguments与拥有非负整数的length属性的纯JS对象*/ + function isArrayLike(obj) { + if (obj && typeof obj === "object") { + var n = obj.length, + str = serialize.call(obj) + if (/(Array|List|Collection|Map|Arguments)\]$/.test(str)) { + return true + } else if (str === "[object Object]" && n === (n >>> 0)) { + return true //由于ecma262v5能修改对象属性的enumerable，因此不能用propertyIsEnumerable来判定了 + } + } + return false + } + + +// https://github.com/rsms/js-lru + var Cache = new function () {// jshint ignore:line + function LRU(maxLength) { + this.size = 0 + this.limit = maxLength + this.head = this.tail = void 0 + this._keymap = {} + } + + var p = LRU.prototype + + p.put = function (key, value) { + var entry = { + key: key, + value: value + } + this._keymap[key] = entry + if (this.tail) { + this.tail.newer = entry + entry.older = this.tail + } else { + this.head = entry + } + this.tail = entry + if (this.size === this.limit) { + this.shift() + } else { + this.size++ + } + return value + } + + p.shift = function () { + var entry = this.head + if (entry) { + this.head = this.head.newer + this.head.older = + entry.newer = + entry.older = + this._keymap[entry.key] = void 0 + } + } + p.get = function (key) { + var entry = this._keymap[key] + if (entry === void 0) + return + if (entry === this.tail) { + return entry.value + } + // HEAD--------------TAIL + // <.older .newer> + // <--- add direction -- + // A B C E + if (entry.newer) { + if (entry === this.head) { + this.head = entry.newer + } + entry.newer.older = entry.older // C <-- E. + } + if (entry.older) { + entry.older.newer = entry.newer // C. --> E + } + entry.newer = void 0 // D --x + entry.older = this.tail // D. --> E + if (this.tail) { + this.tail.newer = entry // E. <-- D + } + this.tail = entry + return entry.value + } + return LRU + }// jshint ignore:line + + /********************************************************************* + * DOM 底层补丁 * + **********************************************************************/ +//safari5+是把contains方法放在Element.prototype上而不是Node.prototype + if (!DOC.contains) { + Node.prototype.contains = function (arg) { + return !!(this.compareDocumentPosition(arg) & 16) + } + } + avalon.contains = function (root, el) { + try { + while ((el = el.parentNode)) + if (el === root) + return true + return false + } catch (e) { + return false + } + } + + if (window.SVGElement) { + var svgns = "http://www.w3.org/2000/svg" + var svg = DOC.createElementNS(svgns, "svg") + svg.innerHTML = '' + if (!rsvg.test(svg.firstChild)) {// #409 + /* jshint ignore:start */ + function enumerateNode(node, targetNode) { + if (node && node.childNodes) { + var nodes = node.childNodes + for (var i = 0, el; el = nodes[i++];) { + if (el.tagName) { + var svg = DOC.createElementNS(svgns, + el.tagName.toLowerCase()) + // copy attrs + ap.forEach.call(el.attributes, function (attr) { + svg.setAttribute(attr.name, attr.value) + }) + // 递归处理子节点 + enumerateNode(el, svg) + targetNode.appendChild(svg) + } + } + } + } + + /* jshint ignore:end */ + Object.defineProperties(SVGElement.prototype, { + "outerHTML": {//IE9-11,firefox不支持SVG元素的innerHTML,outerHTML属性 + enumerable: true, + configurable: true, + get: function () { + return new XMLSerializer().serializeToString(this) + }, + set: function (html) { + var tagName = this.tagName.toLowerCase(), + par = this.parentNode, + frag = avalon.parseHTML(html) + // 操作的svg，直接插入 + if (tagName === "svg") { + par.insertBefore(frag, this) + // svg节点的子节点类似 + } else { + var newFrag = DOC.createDocumentFragment() + enumerateNode(frag, newFrag) + par.insertBefore(newFrag, this) + } + par.removeChild(this) + } + }, + "innerHTML": { + enumerable: true, + configurable: true, + get: function () { + var s = this.outerHTML + var ropen = new RegExp("<" + this.nodeName + '\\b(?:(["\'])[^"]*?(\\1)|[^>])*>', "i") + var rclose = new RegExp("<\/" + this.nodeName + ">$", "i") + return s.replace(ropen, "").replace(rclose, "") + }, + set: function (html) { + if (avalon.clearHTML) { + avalon.clearHTML(this) + var frag = avalon.parseHTML(html) + enumerateNode(frag, this) + } + } + } + }) + } + } +//========================= event binding ==================== + var eventHooks = avalon.eventHooks +//针对firefox, chrome修正mouseenter, mouseleave(chrome30+) + if (!("onmouseenter" in root)) { + avalon.each({ + mouseenter: "mouseover", + mouseleave: "mouseout" + }, function (origType, fixType) { + eventHooks[origType] = { + type: fixType, + deel: function (elem, _, fn) { + return function (e) { + var t = e.relatedTarget + if (!t || (t !== elem && !(elem.compareDocumentPosition(t) & 16))) { + delete e.type + e.type = origType + return fn.call(elem, e) + } + } + } + } + }) + } +//针对IE9+, w3c修正animationend + avalon.each({ + AnimationEvent: "animationend", + WebKitAnimationEvent: "webkitAnimationEnd" + }, function (construct, fixType) { + if (window[construct] && !eventHooks.animationend) { + eventHooks.animationend = { + type: fixType + } + } + }) + + if (DOC.onmousewheel === void 0) { + /* IE6-11 chrome mousewheel wheelDetla 下 -120 上 120 + firefox DOMMouseScroll detail 下3 上-3 + firefox wheel detlaY 下3 上-3 + IE9-11 wheel deltaY 下40 上-40 + chrome wheel deltaY 下100 上-100 */ + eventHooks.mousewheel = { + type: "wheel", + deel: function (elem, _, fn) { + return function (e) { + e.wheelDeltaY = e.wheelDelta = e.deltaY > 0 ? -120 : 120 + e.wheelDeltaX = 0 + Object.defineProperty(e, "type", { + value: "mousewheel" + }) + fn.call(elem, e) + } + } + } + } + + /********************************************************************* + * 配置系统 * + **********************************************************************/ + + function kernel(settings) { + for (var p in settings) { + if (!ohasOwn.call(settings, p)) + continue + var val = settings[p] + if (typeof kernel.plugins[p] === "function") { + kernel.plugins[p](val) + } else if (typeof kernel[p] === "object") { + avalon.mix(kernel[p], val) + } else { + kernel[p] = val + } + } + return this + } + + var openTag, closeTag, rexpr, rexprg, rbind, rregexp = /[-.*+?^${}()|[\]\/\\]/g + + function escapeRegExp(target) { + //http://stevenlevithan.com/regex/xregexp/ + //将字符串安全格式化为正则表达式的源码 + return (target + "").replace(rregexp, "\\$&") + } + + var plugins = { + loader: function (builtin) { + var flag = innerRequire && builtin + window.require = flag ? innerRequire : otherRequire + window.define = flag ? innerRequire.define : otherDefine + }, + interpolate: function (array) { + openTag = array[0] + closeTag = array[1] + if (openTag === closeTag) { + throw new SyntaxError("openTag!==closeTag") + } else if (array + "" === "") { + kernel.commentInterpolate = true + } else { + var test = openTag + "test" + closeTag + cinerator.innerHTML = test + if (cinerator.innerHTML !== test && cinerator.innerHTML.indexOf("<") > -1) { + throw new SyntaxError("此定界符不合法") + } + cinerator.innerHTML = "" + } + var o = escapeRegExp(openTag), + c = escapeRegExp(closeTag) + rexpr = new RegExp(o + "(.*?)" + c) + rexprg = new RegExp(o + "(.*?)" + c, "g") + rbind = new RegExp(o + ".*?" + c + "|\\sms-") + } + } + + kernel.debug = true + kernel.plugins = plugins + kernel.plugins['interpolate'](["{{", "}}"]) + kernel.paths = {} + kernel.shim = {} + kernel.maxRepeatSize = 100 + avalon.config = kernel + var ravalon = /(\w+)\[(avalonctrl)="(\S+)"\]/ + var findNodes = function (str) { + return DOC.querySelectorAll(str) + } + /********************************************************************* + * 事件总线 * + **********************************************************************/ + var EventBus = { + $watch: function (type, callback) { + if (typeof callback === "function") { + var callbacks = this.$events[type] + if (callbacks) { + callbacks.push(callback) + } else { + this.$events[type] = [callback] + } + } else { //重新开始监听此VM的第一重简单属性的变动 + this.$events = this.$watch.backup + } + return this + }, + $unwatch: function (type, callback) { + var n = arguments.length + if (n === 0) { //让此VM的所有$watch回调无效化 + this.$watch.backup = this.$events + this.$events = {} + } else if (n === 1) { + this.$events[type] = [] + } else { + var callbacks = this.$events[type] || [] + var i = callbacks.length + while (~--i < 0) { + if (callbacks[i] === callback) { + return callbacks.splice(i, 1) + } + } + } + return this + }, + $fire: function (type) { + var special, i, v, callback + if (/^(\w+)!(\S+)$/.test(type)) { + special = RegExp.$1 + type = RegExp.$2 + } + var events = this.$events + if (!events) + return + var args = aslice.call(arguments, 1) + var detail = [type].concat(args) + if (special === "all") { + for (i in avalon.vmodels) { + v = avalon.vmodels[i] + if (v !== this) { + v.$fire.apply(v, detail) + } + } + } else if (special === "up" || special === "down") { + var elements = events.expr ? findNodes(events.expr) : [] + if (elements.length === 0) + return + for (i in avalon.vmodels) { + v = avalon.vmodels[i] + if (v !== this) { + if (v.$events.expr) { + var eventNodes = findNodes(v.$events.expr) + if (eventNodes.length === 0) { + continue + } + //循环两个vmodel中的节点，查找匹配（向上匹配或者向下匹配）的节点并设置标识 + /* jshint ignore:start */ + Array.prototype.forEach.call(eventNodes, function (node) { + Array.prototype.forEach.call(elements, function (element) { + var ok = special === "down" ? element.contains(node) : //向下捕获 + node.contains(element) //向上冒泡 + if (ok) { + node._avalon = v //符合条件的加一个标识 + } + }); + }) + /* jshint ignore:end */ + } + } + } + var nodes = DOC.getElementsByTagName("*") //实现节点排序 + var alls = [] + Array.prototype.forEach.call(nodes, function (el) { + if (el._avalon) { + alls.push(el._avalon) + el._avalon = "" + el.removeAttribute("_avalon") + } + }) + if (special === "up") { + alls.reverse() + } + for (i = 0; callback = alls[i++];) { + if (callback.$fire.apply(callback, detail) === false) { + break + } + } + } else { + var callbacks = events[type] || [] + var all = events.$all || [] + for (i = 0; callback = callbacks[i++];) { + if (isFunction(callback)) + callback.apply(this, args) + } + for (i = 0; callback = all[i++];) { + if (isFunction(callback)) + callback.apply(this, arguments) + } + } + } + } + + /********************************************************************* + * modelFactory * + **********************************************************************/ +//avalon最核心的方法的两个方法之一（另一个是avalon.scan），返回一个ViewModel(VM) + var VMODELS = avalon.vmodels = createMap() //所有vmodel都储存在这里 + avalon.define = function (id, factory) { + var $id = id.$id || id + if (!$id) { + log("warning: vm必须指定$id") + } + if (VMODELS[$id]) { + log("warning: " + $id + " 已经存在于avalon.vmodels中") + } + if (typeof id === "object") { + var model = modelFactory(id) + } else { + var scope = { + $watch: noop + } + factory(scope) //得到所有定义 + model = modelFactory(scope) //偷天换日，将scope换为model + stopRepeatAssign = true + factory(model) + stopRepeatAssign = false + } + model.$id = $id + return VMODELS[$id] = model + } + +//一些不需要被监听的属性 + var $$skipArray = String("$id,$watch,$unwatch,$fire,$events,$model,$skipArray").match(rword) + + function isObservable(name, value, $skipArray) { + if (isFunction(value) || value && value.nodeType) { + return false + } + if ($skipArray.indexOf(name) !== -1) { + return false + } + if ($$skipArray.indexOf(name) !== -1) { + return false + } + var $special = $skipArray.$special + if (name && name.charAt(0) === "$" && !$special[name]) { + return false + } + return true + } + +//ms-with,ms-each, ms-repeat绑定生成的代理对象储存池 + var midway = createMap() + + function getNewValue(accessor, name, value, $vmodel) { + switch (accessor.type) { + case 0://计算属性 + var getter = accessor.get + var setter = accessor.set + if (isFunction(setter)) { + var $events = $vmodel.$events + var lock = $events[name] + $events[name] = [] //清空回调，防止内部冒泡而触发多次$fire + setter.call($vmodel, value) + $events[name] = lock + } + return getter.call($vmodel) //同步$model + case 1://监控属性 + return value + case 2://对象属性（包括数组与哈希） + if (value !== $vmodel.$model[name]) { + var svmodel = accessor.svmodel = objectFactory($vmodel, name, value, accessor.valueType) + value = svmodel.$model //同步$model + var fn = midway[svmodel.$id] + fn && fn() //同步视图 + } + return value + } + } + + function modelFactory(source, $special, $model) { + if (Array.isArray(source)) { + var arr = source.concat() + source.length = 0 + var collection = Collection(source)// jshint ignore:line + collection.pushArray(arr) + return collection + } + //0 null undefined || Node || VModel + if (!source || source.nodeType > 0 || (source.$id && source.$events)) { + return source + } + if (!Array.isArray(source.$skipArray)) { + source.$skipArray = [] + } + source.$skipArray.$special = $special || createMap() //强制要监听的属性 + var $vmodel = {} //要返回的对象, 它在IE6-8下可能被偷龙转凤 + $model = $model || {} //vmodels.$model属性 + var $events = createMap() //vmodel.$events属性 + var watchedProperties = createMap() //监控属性 + var initCallbacks = [] //初始化才执行的函数 + for (var i in source) { + (function (name, val) { + $model[name] = val + if (!isObservable(name, val, source.$skipArray)) { + return //过滤所有非监控属性 + } + //总共产生三种accessor + $events[name] = [] + var valueType = avalon.type(val) + var accessor = function (newValue) { + var name = accessor._name + var $vmodel = this + var $model = $vmodel.$model + var oldValue = $model[name] + var $events = $vmodel.$events + + if (arguments.length) { + if (stopRepeatAssign) { + return + } + //计算属性与对象属性需要重新计算newValue + if (accessor.type !== 1) { + newValue = getNewValue(accessor, name, newValue, $vmodel) + if (!accessor.type) + return + } + if (!isEqual(oldValue, newValue)) { + $model[name] = newValue + notifySubscribers($events[name]) //同步视图 + safeFire($vmodel, name, newValue, oldValue) //触发$watch回调 + } + } else { + if (accessor.type === 0) { //type 0 计算属性 1 监控属性 2 对象属性 + //计算属性不需要收集视图刷新函数,都是由其他监控属性代劳 + newValue = accessor.get.call($vmodel) + if (oldValue !== newValue) { + $model[name] = newValue + //这里不用同步视图 + safeFire($vmodel, name, newValue, oldValue) //触发$watch回调 + } + return newValue + } else { + collectSubscribers($events[name]) //收集视图函数 + return accessor.svmodel || oldValue + } + } + } + //总共产生三种accessor + if (valueType === "object" && isFunction(val.get) && Object.keys(val).length <= 2) { + //第1种为计算属性， 因变量，通过其他监控属性触发其改变 + accessor.set = val.set + accessor.get = val.get + accessor.type = 0 + initCallbacks.push(function () { + var data = { + evaluator: function () { + data.type = Math.random(), + data.element = null + $model[name] = accessor.get.call($vmodel) + }, + element: head, + type: Math.random(), + handler: noop, + args: [] + } + Registry[expose] = data + accessor.call($vmodel) + delete Registry[expose] + }) + } else if (rcomplexType.test(valueType)) { + //第2种为对象属性，产生子VM与监控数组 + accessor.type = 2 + accessor.valueType = valueType + initCallbacks.push(function () { + var svmodel = modelFactory(val, 0, $model[name]) + accessor.svmodel = svmodel + svmodel.$events[subscribers] = $events[name] + }) + } else { + accessor.type = 1 + //第3种为监控属性，对应简单的数据类型，自变量 + } + accessor._name = name + watchedProperties[name] = accessor + })(i, source[i])// jshint ignore:line + } + + $$skipArray.forEach(function (name) { + delete source[name] + delete $model[name] //这些特殊属性不应该在$model中出现 + }) + + $vmodel = Object.defineProperties($vmodel, descriptorFactory(watchedProperties), source) //生成一个空的ViewModel + for (var name in source) { + if (!watchedProperties[name]) { + $vmodel[name] = source[name] + } + } + //添加$id, $model, $events, $watch, $unwatch, $fire + $vmodel.$id = generateID() + $vmodel.$model = $model + $vmodel.$events = $events + for (i in EventBus) { + $vmodel[i] = EventBus[i] + } + + Object.defineProperty($vmodel, "hasOwnProperty", { + value: function (name) { + return name in this.$model + }, + writable: false, + enumerable: false, + configurable: true + }) + + initCallbacks.forEach(function (cb) { //收集依赖 + cb() + }) + return $vmodel + } + +//比较两个值是否相等 + var isEqual = Object.is || function (v1, v2) { + if (v1 === 0 && v2 === 0) { + return 1 / v1 === 1 / v2 + } else if (v1 !== v1) { + return v2 !== v2 + } else { + return v1 === v2 + } + } + + function safeFire(a, b, c, d) { + if (a.$events) { + EventBus.$fire.call(a, b, c, d) + } + } + + var descriptorFactory = function (obj) { + var descriptors = createMap() + for (var i in obj) { + descriptors[i] = { + get: obj[i], + set: obj[i], + enumerable: true, + configurable: true + } + } + return descriptors + } + +//应用于第2种accessor + function objectFactory(parent, name, value, valueType) { + //a为原来的VM， b为新数组或新对象 + var son = parent[name] + if (valueType === "array") { + if (!Array.isArray(value) || son === value) { + return son //fix https://github.com/RubyLouvre/avalon/issues/261 + } + son._.$unwatch() + son.clear() + son._.$watch() + son.pushArray(value.concat()) + return son + } else { + var iterators = parent.$events[name] + var ret = modelFactory(value) + ret.$events[subscribers] = iterators + midway[ret.$id] = function (data) { + while (data = iterators.shift()) { + (function (el) { + avalon.nextTick(function () { + var type = el.type + if (type && bindingHandlers[type]) { //#753 + el.rollback && el.rollback() //还原 ms-with ms-on + bindingHandlers[type](el, el.vmodels) + } + }) + })(data)// jshint ignore:line + } + delete midway[ret.$id] + } + return ret + } + } + + /********************************************************************* + * 监控数组（与ms-each, ms-repeat配合使用） * + **********************************************************************/ + + function Collection(model) { + var array = [] + array.$id = generateID() + array.$model = model //数据模型 + array.$events = {} + array.$events[subscribers] = [] + array._ = modelFactory({ + length: model.length + }) + array._.$watch("length", function (a, b) { + array.$fire("length", a, b) + }) + for (var i in EventBus) { + array[i] = EventBus[i] + } + array.$map = { + el: 1 + } + array.$proxy = [] + avalon.mix(array, CollectionPrototype) + return array + } + + function mutateArray(method, pos, n, index, method2, pos2, n2) { + var oldLen = this.length, loop = 2 + while (--loop) { + switch (method) { + case "add": + /* jshint ignore:start */ + var m = pos + n + var array = this.$model.slice(pos, m).map(function (el) { + if (rcomplexType.test(avalon.type(el))) {//转换为VM + return el.$id ? el : modelFactory(el, 0, el) + } else { + return el + } + }) + /* jshint ignore:end */ + for (var i = pos; i < m; i++) {//生成代理VM + var proxy = eachProxyAgent(i, this) + this.$proxy.splice(i, 0, proxy) + } + _splice.apply(this, [pos, 0].concat(array)) + this._fire("add", pos, n) + break + case "del": + var ret = this._splice(pos, n) + var removed = this.$proxy.splice(pos, n) //回收代理VM + recycleProxies(removed, "each") + this._fire("del", pos, n) + break + } + if (method2) { + method = method2 + pos = pos2 + n = n2 + loop = 2 + method2 = 0 + } + } + resetIndex(this.$proxy, index) + if (this.length !== oldLen) { + this._.length = this.length + } + return ret + } + + var _splice = ap.splice + var CollectionPrototype = { + _splice: _splice, + _fire: function (method, a, b) { + notifySubscribers(this.$events[subscribers], method, a, b) + }, + size: function () { //取得数组长度，这个函数可以同步视图，length不能 + return this._.length + }, + pushArray: function (array) { + var m = array.length, n = this.length + if (m) { + ap.push.apply(this.$model, array) + mutateArray.call(this, "add", n, m, Math.max(0, n - 1)) + } + return m + n + }, + push: function () { + //http://jsperf.com/closure-with-arguments + var array = [] + var i, n = arguments.length + for (i = 0; i < n; i++) { + array[i] = arguments[i] + } + return this.pushArray(array) + }, + unshift: function () { + var m = arguments.length, n = this.length + if (m) { + ap.unshift.apply(this.$model, arguments) + mutateArray.call(this, "add", 0, m, 0) + } + return m + n //IE67的unshift不会返回长度 + }, + shift: function () { + if (this.length) { + var el = this.$model.shift() + mutateArray.call(this, "del", 0, 1, 0) + return el //返回被移除的元素 + } + }, + pop: function () { + var n = this.length + if (n) { + var el = this.$model.pop() + mutateArray.call(this, "del", n - 1, 1, Math.max(0, n - 2)) + return el //返回被移除的元素 + } + }, + splice: function (start) { + var m = arguments.length, args = [], change + var removed = _splice.apply(this.$model, arguments) + if (removed.length) { //如果用户删掉了元素 + args.push("del", start, removed.length, 0) + change = true + } + if (m > 2) { //如果用户添加了元素 + if (change) { + args.splice(3, 1, 0, "add", start, m - 2) + } else { + args.push("add", start, m - 2, 0) + } + change = true + } + if (change) { //返回被移除的元素 + return mutateArray.apply(this, args) + } else { + return [] + } + }, + contains: function (el) { //判定是否包含 + return this.indexOf(el) !== -1 + }, + remove: function (el) { //移除第一个等于给定值的元素 + return this.removeAt(this.indexOf(el)) + }, + removeAt: function (index) { //移除指定索引上的元素 + if (index >= 0) { + this.$model.splice(index, 1) + return mutateArray.call(this, "del", index, 1, 0) + } + return [] + }, + clear: function () { + recycleProxies(this.$proxy, "each") + this.$model.length = this.$proxy.length = this.length = this._.length = 0 //清空数组 + this._fire("clear", 0) + return this + }, + removeAll: function (all) { //移除N个元素 + if (Array.isArray(all)) { + all.forEach(function (el) { + this.remove(el) + }, this) + } else if (typeof all === "function") { + for (var i = this.length - 1; i >= 0; i--) { + var el = this[i] + if (all(el, i)) { + this.removeAt(i) + } + } + } else { + this.clear() + } + }, + ensure: function (el) { + if (!this.contains(el)) { //只有不存在才push + this.push(el) + } + return this + }, + set: function (index, val) { + if (index >= 0) { + var valueType = avalon.type(val) + if (val && val.$model) { + val = val.$model + } + var target = this[index] + if (valueType === "object") { + for (var i in val) { + if (target.hasOwnProperty(i)) { + target[i] = val[i] + } + } + } else if (valueType === "array") { + target.clear().push.apply(target, val) + } else if (target !== val) { + this[index] = val + this.$model[index] = val + var proxy = this.$proxy[index] + if (proxy) { + notifySubscribers(proxy.$events.el) + } + // this._fire("set", index, val) + } + } + return this + } + } +//相当于原来bindingExecutors.repeat 的index分支 + function resetIndex(array, pos) { + var last = array.length - 1 + for (var el; el = array[pos]; pos++) { + el.$index = pos + el.$first = pos === 0 + el.$last = pos === last + } + } + + function sortByIndex(array, indexes) { + var map = {}; + for (var i = 0, n = indexes.length; i < n; i++) { + map[i] = array[i] // preserve + var j = indexes[i] + if (j in map) { + array[i] = map[j] + delete map[j] + } else { + array[i] = array[j] + } + } + } + + "sort,reverse".replace(rword, function (method) { + CollectionPrototype[method] = function () { + var newArray = this.$model//这是要排序的新数组 + var oldArray = newArray.concat() //保持原来状态的旧数组 + var mask = Math.random() + var indexes = [] + var hasSort + ap[method].apply(newArray, arguments) //排序 + for (var i = 0, n = oldArray.length; i < n; i++) { + var neo = newArray[i] + var old = oldArray[i] + if (isEqual(neo, old)) { + indexes.push(i) + } else { + var index = oldArray.indexOf(neo) + indexes.push(index)//得到新数组的每个元素在旧数组对应的位置 + oldArray[index] = mask //屏蔽已经找过的元素 + hasSort = true + } + } + if (hasSort) { + sortByIndex(this, indexes) + sortByIndex(this.$proxy, indexes) + this._fire("move", indexes) + resetIndex(this.$proxy, 0) + } + return this + } + }) + + /********************************************************************* + * 依赖调度系统 * + **********************************************************************/ + var ronduplex = /^(duplex|on)$/ + + avalon.injectBinding = function (data) { + Registry[expose] = data //暴光此函数,方便collectSubscribers收集 + avalon.openComputedCollect = true + var fn = data.evaluator + if (fn) { //如果是求值函数 + try { + var c = ronduplex.test(data.type) ? data : fn.apply(0, data.args) + if (!data.noRefresh) + data.handler(c, data.element, data) + } catch (e) { + //log("warning:exception throwed in [avalon.injectBinding] " + e) + delete data.evaluator + var node = data.element + if (node.nodeType === 3) { + var parent = node.parentNode + if (kernel.commentInterpolate) { + parent.replaceChild(DOC.createComment(data.value), node) + } else { + node.data = openTag + data.value + closeTag + } + } + } + } + avalon.openComputedCollect = false + delete Registry[expose] + } + + function collectSubscribers(list) { //收集依赖于这个访问器的订阅者 + var data = Registry[expose] + if (list && data && avalon.Array.ensure(list, data) && data.element) { //只有数组不存在此元素才push进去 + addSubscribers(data, list) + } + } + + + function addSubscribers(data, list) { + data.$uuid = data.$uuid || generateID() + list.$uuid = list.$uuid || generateID() + var obj = { + data: data, + list: list, + $$uuid: data.$uuid + list.$uuid + } + if (!$$subscribers[obj.$$uuid]) { + $$subscribers[obj.$$uuid] = 1 + $$subscribers.push(obj) + } + } + + function disposeData(data) { + data.element = null + data.rollback && data.rollback() + for (var key in data) { + data[key] = null + } + } + + function isRemove(el) { + try {//IE下，如果文本节点脱离DOM树，访问parentNode会报错 + if (!el.parentNode) { + return true + } + } catch (e) { + return true + } + return el.msRetain ? 0 : (el.nodeType === 1 ? typeof el.sourceIndex === "number" ? + el.sourceIndex === 0 : !root.contains(el) : !avalon.contains(root, el)) + } + + var $$subscribers = avalon.$$subscribers = [] + var beginTime = new Date() + var oldInfo = {} + + function removeSubscribers() { + var i = $$subscribers.length + var n = i + var k = 0 + var obj + var types = [] + var newInfo = {} + var needTest = {} + while (obj = $$subscribers[--i]) { + var data = obj.data + var type = data.type + if (newInfo[type]) { + newInfo[type]++ + } else { + newInfo[type] = 1 + types.push(type) + } + } + var diff = false + types.forEach(function (type) { + if (oldInfo[type] !== newInfo[type]) { + needTest[type] = 1 + diff = true + } + }) + i = n + //avalon.log("需要检测的个数 " + i) + if (diff) { + //avalon.log("有需要移除的元素") + while (obj = $$subscribers[--i]) { + data = obj.data + if (data.element === void 0) + continue + if (needTest[data.type] && isRemove(data.element)) { //如果它没有在DOM树 + k++ + $$subscribers.splice(i, 1) + delete $$subscribers[obj.$$uuid] + avalon.Array.remove(obj.list, data) + //log("debug: remove " + data.type) + disposeData(data) + obj.data = obj.list = null + } + } + } + oldInfo = newInfo + // avalon.log("已经移除的个数 " + k) + beginTime = new Date() + } + + function notifySubscribers(list) { //通知依赖于这个访问器的订阅者更新自身 + if (list && list.length) { + if (new Date() - beginTime > 444 && typeof list[0] === "object") { + removeSubscribers() + } + var args = aslice.call(arguments, 1) + for (var i = list.length, fn; fn = list[--i];) { + var el = fn.element + if (el && el.parentNode) { + if (fn.$repeat) { + fn.handler.apply(fn, args) //处理监控数组的方法 + } else if (fn.type !== "on") { //事件绑定只能由用户触发,不能由程序触发 + var fun = fn.evaluator || noop + fn.handler(fun.apply(0, fn.args || []), el, fn) + } + } + } + } + } + + /************************************************************************ + * HTML处理(parseHTML, innerHTML, clearHTML) * + **************************************************************************/ +//parseHTML的辅助变量 + var tagHooks = new function () {// jshint ignore:line + avalon.mix(this, { + option: DOC.createElement("select"), + thead: DOC.createElement("table"), + td: DOC.createElement("tr"), + area: DOC.createElement("map"), + tr: DOC.createElement("tbody"), + col: DOC.createElement("colgroup"), + legend: DOC.createElement("fieldset"), + _default: DOC.createElement("div"), + "g": DOC.createElementNS("http://www.w3.org/2000/svg", "svg") + }) + this.optgroup = this.option + this.tbody = this.tfoot = this.colgroup = this.caption = this.thead + this.th = this.td + }// jshint ignore:line + + String("circle,defs,ellipse,image,line,path,polygon,polyline,rect,symbol,text,use").replace(rword, function (tag) { + tagHooks[tag] = tagHooks.g //处理SVG + }) + var rtagName = /<([\w:]+)/ + var rxhtml = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig + var scriptTypes = oneObject(["", "text/javascript", "text/ecmascript", "application/ecmascript", "application/javascript"]) + var script = DOC.createElement("script") + var rhtml = /<|&#?\w+;/ + avalon.parseHTML = function (html) { + var fragment = hyperspace.cloneNode(false) + if (typeof html !== "string") { + return fragment + } + if (!rhtml.test(html)) { + fragment.appendChild(DOC.createTextNode(html)) + return fragment + } + html = html.replace(rxhtml, "<$1>").trim() + var tag = (rtagName.exec(html) || ["", ""])[1].toLowerCase(), + //取得其标签名 + wrapper = tagHooks[tag] || tagHooks._default, + firstChild + wrapper.innerHTML = html + var els = wrapper.getElementsByTagName("script") + if (els.length) { //使用innerHTML生成的script节点不会发出请求与执行text属性 + for (var i = 0, el; el = els[i++];) { + if (scriptTypes[el.type]) { + var neo = script.cloneNode(false) //FF不能省略参数 + ap.forEach.call(el.attributes, function (attr) { + neo.setAttribute(attr.name, attr.value) + })// jshint ignore:line + neo.text = el.text + el.parentNode.replaceChild(neo, el) + } + } + } + + while (firstChild = wrapper.firstChild) { // 将wrapper上的节点转移到文档碎片上！ + fragment.appendChild(firstChild) + } + return fragment + } + + avalon.innerHTML = function (node, html) { + var a = this.parseHTML(html) + this.clearHTML(node).appendChild(a) + } + + avalon.clearHTML = function (node) { + node.textContent = "" + while (node.firstChild) { + node.removeChild(node.firstChild) + } + return node + } + + /********************************************************************* + * 扫描系统 * + **********************************************************************/ + + avalon.scan = function (elem, vmodel) { + elem = elem || root + var vmodels = vmodel ? [].concat(vmodel) : [] + scanTag(elem, vmodels) + } + +//http://www.w3.org/TR/html5/syntax.html#void-elements + var stopScan = oneObject("area,base,basefont,br,col,command,embed,hr,img,input,link,meta,param,source,track,wbr,noscript,script,style,textarea".toUpperCase()) + + function checkScan(elem, callback, innerHTML) { + var id = setTimeout(function () { + var currHTML = elem.innerHTML + clearTimeout(id) + if (currHTML === innerHTML) { + callback() + } else { + checkScan(elem, callback, currHTML) + } + }) + } + + + function createSignalTower(elem, vmodel) { + var id = elem.getAttribute("avalonctrl") || vmodel.$id + elem.setAttribute("avalonctrl", id) + vmodel.$events.expr = elem.tagName + '[avalonctrl="' + id + '"]' + } + + var getBindingCallback = function (elem, name, vmodels) { + var callback = elem.getAttribute(name) + if (callback) { + for (var i = 0, vm; vm = vmodels[i++];) { + if (vm.hasOwnProperty(callback) && typeof vm[callback] === "function") { + return vm[callback] + } + } + } + } + + function executeBindings(bindings, vmodels) { + for (var i = 0, data; data = bindings[i++];) { + data.vmodels = vmodels + bindingHandlers[data.type](data, vmodels) + if (data.evaluator && data.element && data.element.nodeType === 1) { //移除数据绑定，防止被二次解析 + //chrome使用removeAttributeNode移除不存在的特性节点时会报错 https://github.com/RubyLouvre/avalon/issues/99 + data.element.removeAttribute(data.name) + } + } + bindings.length = 0 + } + +//https://github.com/RubyLouvre/avalon/issues/636 + var mergeTextNodes = IEVersion && window.MutationObserver ? function (elem) { + var node = elem.firstChild, text + while (node) { + var aaa = node.nextSibling + if (node.nodeType === 3) { + if (text) { + text.nodeValue += node.nodeValue + elem.removeChild(node) + } else { + text = node + } + } else { + text = null + } + node = aaa + } + } : 0 + + var rmsAttr = /ms-(\w+)-?(.*)/ + var priorityMap = { + "if": 10, + "repeat": 90, + "data": 100, + "widget": 110, + "each": 1400, + "with": 1500, + "duplex": 2000, + "on": 3000 + } + + var events = oneObject("animationend,blur,change,input,click,dblclick,focus,keydown,keypress,keyup,mousedown,mouseenter,mouseleave,mousemove,mouseout,mouseover,mouseup,scan,scroll,submit") + var obsoleteAttrs = oneObject("value,title,alt,checked,selected,disabled,readonly,enabled") + + function bindingSorter(a, b) { + return a.priority - b.priority + } + + function scanAttr(elem, vmodels) { + //防止setAttribute, removeAttribute时 attributes自动被同步,导致for循环出错 + var attributes = elem.hasAttributes() ? avalon.slice(elem.attributes) : [] + var bindings = [], + msData = createMap(), + match + for (var i = 0, attr; attr = attributes[i++];) { + if (attr.specified) { + if (match = attr.name.match(rmsAttr)) { + //如果是以指定前缀命名的 + var type = match[1] + var param = match[2] || "" + var value = attr.value + var name = attr.name + msData[name] = value + if (events[type]) { + param = type + type = "on" + } else if (obsoleteAttrs[type]) { + log("warning!请改用ms-attr-" + type + "代替ms-" + type + "！") + if (type === "enabled") {//吃掉ms-enabled绑定,用ms-disabled代替 + log("warning!ms-enabled或ms-attr-enabled已经被废弃") + type = "disabled" + value = "!(" + value + ")" + } + param = type + type = "attr" + elem.removeAttribute(name) + name = "ms-attr-" + param + elem.setAttribute(name, value) + match = [name] + msData[name] = value + } + if (typeof bindingHandlers[type] === "function") { + var binding = { + type: type, + param: param, + element: elem, + name: match[0], + value: value, + priority: type in priorityMap ? priorityMap[type] : type.charCodeAt(0) * 10 + (Number(param) || 0) + } + if (type === "html" || type === "text") { + var token = getToken(value) + avalon.mix(binding, token) + binding.filters = binding.filters.replace(rhasHtml, function () { + binding.type = "html" + binding.group = 1 + return "" + })// jshint ignore:line + } + if (name === "ms-if-loop") { + binding.priority += 100 + } + if (vmodels.length) { + bindings.push(binding) + if (type === "widget") { + elem.msData = elem.msData || msData + } + } + } + } + } + } + var control = elem.type + if (control && msData["ms-duplex"]) { + if (msData["ms-attr-checked"] && /radio|checkbox/.test(control)) { + log("warning!" + control + "控件不能同时定义ms-attr-checked与ms-duplex") + } + if (msData["ms-attr-value"] && /text|password/.test(control)) { + log("warning!" + control + "控件不能同时定义ms-attr-value与ms-duplex") + } + } + bindings.sort(bindingSorter) + var scanNode = true + for (i = 0; binding = bindings[i]; i++) { + type = binding.type + if (rnoscanAttrBinding.test(type)) { + return executeBindings(bindings.slice(0, i + 1), vmodels) + } else if (scanNode) { + scanNode = !rnoscanNodeBinding.test(type) + } + } + executeBindings(bindings, vmodels) + if (scanNode && !stopScan[elem.tagName] && rbind.test(elem.innerHTML + elem.textContent)) { + mergeTextNodes && mergeTextNodes(elem) + scanNodeList(elem, vmodels) //扫描子孙元素 + } + } + + var rnoscanAttrBinding = /^if|widget|repeat$/ + var rnoscanNodeBinding = /^each|with|html|include$/ + + function scanNodeList(parent, vmodels) { + var node = parent.firstChild + while (node) { + var nextNode = node.nextSibling + scanNode(node, node.nodeType, vmodels) + node = nextNode + } + } + + function scanNodeArray(nodes, vmodels) { + for (var i = 0, node; node = nodes[i++];) { + scanNode(node, node.nodeType, vmodels) + } + } + + function scanNode(node, nodeType, vmodels) { + if (nodeType === 1) { + scanTag(node, vmodels) //扫描元素节点 + if (node.msCallback) { + node.msCallback() + node.msCallback = void 0 + } + } else if (nodeType === 3 && rexpr.test(node.data)) { + scanText(node, vmodels) //扫描文本节点 + } else if (kernel.commentInterpolate && nodeType === 8 && !rexpr.test(node.nodeValue)) { + scanText(node, vmodels) //扫描注释节点 + } + } + + function scanTag(elem, vmodels, node) { + //扫描顺序 ms-skip(0) --> ms-important(1) --> ms-controller(2) --> ms-if(10) --> ms-repeat(100) + //--> ms-if-loop(110) --> ms-attr(970) ...--> ms-each(1400)-->ms-with(1500)--〉ms-duplex(2000)垫后 + var a = elem.getAttribute("ms-skip") + var b = elem.getAttributeNode("ms-important") + var c = elem.getAttributeNode("ms-controller") + if (typeof a === "string") { + return + } else if (node = b || c) { + var newVmodel = avalon.vmodels[node.value] + if (!newVmodel) { + return + } + //ms-important不包含父VM，ms-controller相反 + vmodels = node === b ? [newVmodel] : [newVmodel].concat(vmodels) + elem.removeAttribute(node.name) //removeAttributeNode不会刷新[ms-controller]样式规则 + elem.classList.remove(node.name) + createSignalTower(elem, newVmodel) + } + scanAttr(elem, vmodels) //扫描特性节点 + } + + var rhasHtml = /\|\s*html\s*/, + r11a = /\|\|/g, + rlt = /</g, + rgt = />/g, + rstringLiteral = /(['"])(\\\1|.)+?\1/g + + function getToken(value) { + if (value.indexOf("|") > 0) { + var scapegoat = value.replace(rstringLiteral, function (_) { + return Array(_.length + 1).join("1")// jshint ignore:line + }) + var index = scapegoat.replace(r11a, "\u1122\u3344").indexOf("|") //干掉所有短路或 + if (index > -1) { + return { + filters: value.slice(index), + value: value.slice(0, index), + expr: true + } + } + } + return { + value: value, + filters: "", + expr: true + } + } + + function scanExpr(str) { + var tokens = [], + value, start = 0, + stop + do { + stop = str.indexOf(openTag, start) + if (stop === -1) { + break + } + value = str.slice(start, stop) + if (value) { // {{ 左边的文本 + tokens.push({ + value: value, + filters: "", + expr: false + }) + } + start = stop + openTag.length + stop = str.indexOf(closeTag, start) + if (stop === -1) { + break + } + value = str.slice(start, stop) + if (value) { //处理{{ }}插值表达式 + tokens.push(getToken(value)) + } + start = stop + closeTag.length + } while (1) + value = str.slice(start) + if (value) { //}} 右边的文本 + tokens.push({ + value: value, + expr: false, + filters: "" + }) + } + return tokens + } + + function scanText(textNode, vmodels) { + var bindings = [] + if (textNode.nodeType === 8) { + var token = getToken(textNode.nodeValue) + var tokens = [token] + } else { + tokens = scanExpr(textNode.data) + } + if (tokens.length) { + for (var i = 0; token = tokens[i++];) { + var node = DOC.createTextNode(token.value) //将文本转换为文本节点，并替换原来的文本节点 + if (token.expr) { + token.type = "text" + token.element = node + token.filters = token.filters.replace(rhasHtml, function () { + token.type = "html" + token.group = 1 + return "" + })// jshint ignore:line + bindings.push(token) //收集带有插值表达式的文本 + } + hyperspace.appendChild(node) + } + textNode.parentNode.replaceChild(hyperspace, textNode) + if (bindings.length) + executeBindings(bindings, vmodels) + } + } + + /********************************************************************* + * avalon的原型方法定义区 * + **********************************************************************/ + + function hyphen(target) { + //转换为连字符线风格 + return target.replace(/([a-z\d])([A-Z]+)/g, "$1-$2").toLowerCase() + } + + function camelize(target) { + //转换为驼峰风格 + if (target.indexOf("-") < 0 && target.indexOf("_") < 0) { + return target //提前判断，提高getStyle等的效率 + } + return target.replace(/[-_][^-_]/g, function (match) { + return match.charAt(1).toUpperCase() + }) + } + + "add,remove".replace(rword, function (method) { + avalon.fn[method + "Class"] = function (cls) { + var el = this[0] + //https://developer.mozilla.org/zh-CN/docs/Mozilla/Firefox/Releases/26 + if (cls && typeof cls === "string" && el && el.nodeType === 1) { + cls.replace(/\S+/g, function (c) { + el.classList[method](c) + }) + } + return this + } + }) + + avalon.fn.mix({ + hasClass: function (cls) { + var el = this[0] || {} //IE10+, chrome8+, firefox3.6+, safari5.1+,opera11.5+支持classList,chrome24+,firefox26+支持classList2.0 + return el.nodeType === 1 && el.classList.contains(cls) + }, + toggleClass: function (value, stateVal) { + var className, i = 0 + var classNames = String(value).split(/\s+/) + var isBool = typeof stateVal === "boolean" + while ((className = classNames[i++])) { + var state = isBool ? stateVal : !this.hasClass(className) + this[state ? "addClass" : "removeClass"](className) + } + return this + }, + attr: function (name, value) { + if (arguments.length === 2) { + this[0].setAttribute(name, value) + return this + } else { + return this[0].getAttribute(name) + } + }, + data: function (name, value) { + name = "data-" + hyphen(name || "") + switch (arguments.length) { + case 2: + this.attr(name, value) + return this + case 1: + var val = this.attr(name) + return parseData(val) + case 0: + var ret = {} + ap.forEach.call(this[0].attributes, function (attr) { + if (attr) { + name = attr.name + if (!name.indexOf("data-")) { + name = camelize(name.slice(5)) + ret[name] = parseData(attr.value) + } + } + }) + return ret + } + }, + removeData: function (name) { + name = "data-" + hyphen(name) + this[0].removeAttribute(name) + return this + }, + css: function (name, value) { + if (avalon.isPlainObject(name)) { + for (var i in name) { + avalon.css(this, i, name[i]) + } + } else { + var ret = avalon.css(this, name, value) + } + return ret !== void 0 ? ret : this + }, + position: function () { + var offsetParent, offset, + elem = this[0], + parentOffset = { + top: 0, + left: 0 + }; + if (!elem) { + return + } + if (this.css("position") === "fixed") { + offset = elem.getBoundingClientRect() + } else { + offsetParent = this.offsetParent() //得到真正的offsetParent + offset = this.offset() // 得到正确的offsetParent + if (offsetParent[0].tagName !== "HTML") { + parentOffset = offsetParent.offset() + } + parentOffset.top += avalon.css(offsetParent[0], "borderTopWidth", true) + parentOffset.left += avalon.css(offsetParent[0], "borderLeftWidth", true) + // Subtract offsetParent scroll positions + parentOffset.top -= offsetParent.scrollTop() + parentOffset.left -= offsetParent.scrollLeft() + } + return { + top: offset.top - parentOffset.top - avalon.css(elem, "marginTop", true), + left: offset.left - parentOffset.left - avalon.css(elem, "marginLeft", true) + } + }, + offsetParent: function () { + var offsetParent = this[0].offsetParent + while (offsetParent && avalon.css(offsetParent, "position") === "static") { + offsetParent = offsetParent.offsetParent; + } + return avalon(offsetParent || root) + }, + bind: function (type, fn, phase) { + if (this[0]) { //此方法不会链 + return avalon.bind(this[0], type, fn, phase) + } + }, + unbind: function (type, fn, phase) { + if (this[0]) { + avalon.unbind(this[0], type, fn, phase) + } + return this + }, + val: function (value) { + var node = this[0] + if (node && node.nodeType === 1) { + var get = arguments.length === 0 + var access = get ? ":get" : ":set" + var fn = valHooks[getValType(node) + access] + if (fn) { + var val = fn(node, value) + } else if (get) { + return (node.value || "").replace(/\r/g, "") + } else { + node.value = value + } + } + return get ? val : this + } + }) + + if (root.dataset) { + avalon.fn.data = function (name, val) { + name = name && camelize(name) + var dataset = this[0].dataset + switch (arguments.length) { + case 2: + dataset[name] = val + return this + case 1: + val = dataset[name] + return parseData(val) + case 0: + var ret = createMap() + for (name in dataset) { + ret[name] = parseData(dataset[name]) + } + return ret + } + } + } + var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/ + avalon.parseJSON = JSON.parse + + function parseData(data) { + try { + if (typeof data === "object") + return data + data = data === "true" ? true : + data === "false" ? false : + data === "null" ? null : +data + "" === data ? +data : rbrace.test(data) ? JSON.parse(data) : data + } catch (e) { + } + return data + } + + avalon.each({ + scrollLeft: "pageXOffset", + scrollTop: "pageYOffset" + }, function (method, prop) { + avalon.fn[method] = function (val) { + var node = this[0] || {}, win = getWindow(node), + top = method === "scrollTop" + if (!arguments.length) { + return win ? win[prop] : node[method] + } else { + if (win) { + win.scrollTo(!top ? val : win[prop], top ? val : win[prop]) + } else { + node[method] = val + } + } + } + }) + + function getWindow(node) { + return node.window && node.document ? node : node.nodeType === 9 ? node.defaultView : false + } + +//=============================css相关================================== + var cssHooks = avalon.cssHooks = createMap() + var prefixes = ["", "-webkit-", "-moz-", "-ms-"] //去掉opera-15的支持 + var cssMap = { + "float": "cssFloat" + } + avalon.cssNumber = oneObject("columnCount,order,fillOpacity,fontWeight,lineHeight,opacity,orphans,widows,zIndex,zoom") + + avalon.cssName = function (name, host, camelCase) { + if (cssMap[name]) { + return cssMap[name] + } + host = host || root.style + for (var i = 0, n = prefixes.length; i < n; i++) { + camelCase = camelize(prefixes[i] + name) + if (camelCase in host) { + return (cssMap[name] = camelCase) + } + } + return null + } + cssHooks["@:set"] = function (node, name, value) { + node.style[name] = value + } + + cssHooks["@:get"] = function (node, name) { + if (!node || !node.style) { + throw new Error("getComputedStyle要求传入一个节点 " + node) + } + var ret, computed = getComputedStyle(node) + if (computed) { + ret = name === "filter" ? computed.getPropertyValue(name) : computed[name] + if (ret === "") { + ret = node.style[name] //其他浏览器需要我们手动取内联样式 + } + } + return ret + } + cssHooks["opacity:get"] = function (node) { + var ret = cssHooks["@:get"](node, "opacity") + return ret === "" ? "1" : ret + } + + "top,left".replace(rword, function (name) { + cssHooks[name + ":get"] = function (node) { + var computed = cssHooks["@:get"](node, name) + return /px$/.test(computed) ? computed : + avalon(node).position()[name] + "px" + } + }) + var cssShow = { + position: "absolute", + visibility: "hidden", + display: "block" + } + var rdisplayswap = /^(none|table(?!-c[ea]).+)/ + + function showHidden(node, array) { + //http://www.cnblogs.com/rubylouvre/archive/2012/10/27/2742529.html + if (node.offsetWidth <= 0) { //opera.offsetWidth可能小于0 + var styles = getComputedStyle(node, null) + if (rdisplayswap.test(styles["display"])) { + var obj = { + node: node + } + for (var name in cssShow) { + obj[name] = styles[name] + node.style[name] = cssShow[name] + } + array.push(obj) + } + var parent = node.parentNode + if (parent && parent.nodeType === 1) { + showHidden(parent, array) + } + } + } + + "Width,Height".replace(rword, function (name) { //fix 481 + var method = name.toLowerCase(), + clientProp = "client" + name, + scrollProp = "scroll" + name, + offsetProp = "offset" + name + cssHooks[method + ":get"] = function (node, which, override) { + var boxSizing = -4 + if (typeof override === "number") { + boxSizing = override + } + which = name === "Width" ? ["Left", "Right"] : ["Top", "Bottom"] + var ret = node[offsetProp] // border-box 0 + if (boxSizing === 2) { // margin-box 2 + return ret + avalon.css(node, "margin" + which[0], true) + avalon.css(node, "margin" + which[1], true) + } + if (boxSizing < 0) { // padding-box -2 + ret = ret - avalon.css(node, "border" + which[0] + "Width", true) - avalon.css(node, "border" + which[1] + "Width", true) + } + if (boxSizing === -4) { // content-box -4 + ret = ret - avalon.css(node, "padding" + which[0], true) - avalon.css(node, "padding" + which[1], true) + } + return ret + } + cssHooks[method + "&get"] = function (node) { + var hidden = []; + showHidden(node, hidden); + var val = cssHooks[method + ":get"](node) + for (var i = 0, obj; obj = hidden[i++];) { + node = obj.node + for (var n in obj) { + if (typeof obj[n] === "string") { + node.style[n] = obj[n] + } + } + } + return val; + } + avalon.fn[method] = function (value) { //会忽视其display + var node = this[0] + if (arguments.length === 0) { + if (node.setTimeout) { //取得窗口尺寸,IE9后可以用node.innerWidth /innerHeight代替 + return node["inner" + name] + } + if (node.nodeType === 9) { //取得页面尺寸 + var doc = node.documentElement + //FF chrome html.scrollHeight< body.scrollHeight + //IE 标准模式 : html.scrollHeight> body.scrollHeight + //IE 怪异模式 : html.scrollHeight 最大等于可视窗口多一点？ + return Math.max(node.body[scrollProp], doc[scrollProp], node.body[offsetProp], doc[offsetProp], doc[clientProp]) + } + return cssHooks[method + "&get"](node) + } else { + return this.css(method, value) + } + } + avalon.fn["inner" + name] = function () { + return cssHooks[method + ":get"](this[0], void 0, -2) + } + avalon.fn["outer" + name] = function (includeMargin) { + return cssHooks[method + ":get"](this[0], void 0, includeMargin === true ? 2 : 0) + } + }) + avalon.fn.offset = function () { //取得距离页面左右角的坐标 + var node = this[0] + try { + var rect = node.getBoundingClientRect() + // Make sure element is not hidden (display: none) or disconnected + // https://github.com/jquery/jquery/pull/2043/files#r23981494 + if (rect.width || rect.height || node.getClientRects().length) { + var doc = node.ownerDocument + var root = doc.documentElement + var win = doc.defaultView + return { + top: rect.top + win.pageYOffset - root.clientTop, + left: rect.left + win.pageXOffset - root.clientLeft + } + } + } catch (e) { + return { + left: 0, + top: 0 + } + } + } + //=============================val相关======================= + + function getValType(elem) { + var ret = elem.tagName.toLowerCase() + return ret === "input" && /checkbox|radio/.test(elem.type) ? "checked" : ret + } + + var valHooks = { + "select:get": function (node, value) { + var option, options = node.options, + index = node.selectedIndex, + one = node.type === "select-one" || index < 0, + values = one ? null : [], + max = one ? index + 1 : options.length, + i = index < 0 ? max : one ? index : 0 + for (; i < max; i++) { + option = options[i] + //旧式IE在reset后不会改变selected，需要改用i === index判定 + //我们过滤所有disabled的option元素，但在safari5下，如果设置select为disable，那么其所有孩子都disable + //因此当一个元素为disable，需要检测其是否显式设置了disable及其父节点的disable情况 + if ((option.selected || i === index) && !option.disabled) { + value = option.value + if (one) { + return value + } + //收集所有selected值组成数组返回 + values.push(value) + } + } + return values + }, + "select:set": function (node, values, optionSet) { + values = [].concat(values) //强制转换为数组 + for (var i = 0, el; el = node.options[i++];) { + if ((el.selected = values.indexOf(el.value) > -1)) { + optionSet = true + } + } + if (!optionSet) { + node.selectedIndex = -1 + } + } + } + /********************************************************************* + * 编译系统 * + **********************************************************************/ + var quote = JSON.stringify + + var keywords = [ + "break,case,catch,continue,debugger,default,delete,do,else,false", + "finally,for,function,if,in,instanceof,new,null,return,switch,this", + "throw,true,try,typeof,var,void,while,with", /* 关键字*/ + "abstract,boolean,byte,char,class,const,double,enum,export,extends", + "final,float,goto,implements,import,int,interface,long,native", + "package,private,protected,public,short,static,super,synchronized", + "throws,transient,volatile", /*保留字*/ + "arguments,let,yield,undefined" /* ECMA 5 - use strict*/].join(",") + var rrexpstr = /\/\*[\w\W]*?\*\/|\/\/[^\n]*\n|\/\/[^\n]*$|"(?:[^"\\]|\\[\w\W])*"|'(?:[^'\\]|\\[\w\W])*'|[\s\t\n]*\.[\s\t\n]*[$\w\.]+/g + var rsplit = /[^\w$]+/g + var rkeywords = new RegExp(["\\b" + keywords.replace(/,/g, '\\b|\\b') + "\\b"].join('|'), 'g') + var rnumber = /\b\d[^,]*/g + var rcomma = /^,+|,+$/g + var cacheVars = new Cache(512) + var getVariables = function (code) { + var key = "," + code.trim() + var ret = cacheVars.get(key) + if (ret) { + return ret + } + var match = code + .replace(rrexpstr, "") + .replace(rsplit, ",") + .replace(rkeywords, "") + .replace(rnumber, "") + .replace(rcomma, "") + .split(/^$|,+/) + return cacheVars.put(key, uniqSet(match)) + } + /*添加赋值语句*/ + + function addAssign(vars, scope, name, data) { + var ret = [], + prefix = " = " + name + "." + var isProxy = /\$proxy\$each/.test(scope.$id) + for (var i = vars.length, prop; prop = vars[--i];) { + var el = isProxy && scope.$map[prop] ? "el" : prop + if (scope.hasOwnProperty(el)) { + ret.push(prop + prefix + el) + data.vars.push(prop) + if (data.type === "duplex") { + vars.get = name + "." + el + } + vars.splice(i, 1) + } + } + return ret + } + + function uniqSet(array) { + var ret = [], + unique = {} + for (var i = 0; i < array.length; i++) { + var el = array[i] + var id = el && typeof el.$id === "string" ? el.$id : el + if (!unique[id]) { + unique[id] = ret.push(el) + } + } + return ret + } + +//缓存求值函数，以便多次利用 + var cacheExprs = new Cache(128) +//取得求值函数及其传参 + var rduplex = /\w\[.*\]|\w\.\w/ + var rproxy = /(\$proxy\$[a-z]+)\d+$/ + var rthimRightParentheses = /\)\s*$/ + var rthimOtherParentheses = /\)\s*\|/g + var rquoteFilterName = /\|\s*([$\w]+)/g + var rpatchBracket = /"\s*\["/g + var rthimLeftParentheses = /"\s*\(/g + + function parseFilter(val, filters) { + filters = filters + .replace(rthimRightParentheses, "")//处理最后的小括号 + .replace(rthimOtherParentheses, function () {//处理其他小括号 + return "],|" + }) + .replace(rquoteFilterName, function (a, b) { //处理|及它后面的过滤器的名字 + return "[" + quote(b) + }) + .replace(rpatchBracket, function () { + return '"],["' + }) + .replace(rthimLeftParentheses, function () { + return '",' + }) + "]" + return "return avalon.filters.$filter(" + val + ", " + filters + ")" + } + + function parseExpr(code, scopes, data) { + var dataType = data.type + var filters = data.filters || "" + var exprId = scopes.map(function (el) { + return String(el.$id).replace(rproxy, "$1") + }) + code + dataType + filters + var vars = getVariables(code).concat(), + assigns = [], + names = [], + args = [], + prefix = "" + //args 是一个对象数组， names 是将要生成的求值函数的参数 + scopes = uniqSet(scopes) + data.vars = [] + for (var i = 0, sn = scopes.length; i < sn; i++) { + if (vars.length) { + var name = "vm" + expose + "_" + i + names.push(name) + args.push(scopes[i]) + assigns.push.apply(assigns, addAssign(vars, scopes[i], name, data)) + } + } + if (!assigns.length && dataType === "duplex") { + return + } + if (dataType !== "duplex" && (code.indexOf("||") > -1 || code.indexOf("&&") > -1)) { + //https://github.com/RubyLouvre/avalon/issues/583 + data.vars.forEach(function (v) { + var reg = new RegExp("\\b" + v + "(?:\\.\\w+|\\[\\w+\\])+", "ig") + code = code.replace(reg, function (_) { + var c = _.charAt(v.length) + var r = IEVersion ? code.slice(arguments[1] + _.length) : RegExp.rightContext + var method = /^\s*\(/.test(r) + if (c === "." || c === "[" || method) {//比如v为aa,我们只匹配aa.bb,aa[cc],不匹配aaa.xxx + var name = "var" + String(Math.random()).replace(/^0\./, "") + if (method) {//array.size() + var array = _.split(".") + if (array.length > 2) { + var last = array.pop() + assigns.push(name + " = " + array.join(".")) + return name + "." + last + } else { + return _ + } + } + assigns.push(name + " = " + _) + return name + } else { + return _ + } + }) + }) + } + //---------------args---------------- + data.args = args + //---------------cache---------------- + var fn = cacheExprs.get(exprId) //直接从缓存，免得重复生成 + if (fn) { + data.evaluator = fn + return + } + prefix = assigns.join(", ") + if (prefix) { + prefix = "var " + prefix + } + if (/\S/.test(filters)) { //文本绑定，双工绑定才有过滤器 + if (!/text|html/.test(data.type)) { + throw Error("ms-" + data.type + "不支持过滤器") + } + code = "\nvar ret" + expose + " = " + code + ";\r\n" + code += parseFilter("ret" + expose, filters) + } else if (dataType === "duplex") { //双工绑定 + var _body = "'use strict';\nreturn function(vvv){\n\t" + + prefix + + ";\n\tif(!arguments.length){\n\t\treturn " + + code + + "\n\t}\n\t" + (!rduplex.test(code) ? vars.get : code) + + "= vvv;\n} " + try { + fn = Function.apply(noop, names.concat(_body)) + data.evaluator = cacheExprs.put(exprId, fn) + } catch (e) { + log("debug: parse error," + e.message) + } + return + } else if (dataType === "on") { //事件绑定 + if (code.indexOf("(") === -1) { + code += ".call(this, $event)" + } else { + code = code.replace("(", ".call(this,") + } + names.push("$event") + code = "\nreturn " + code + ";" //IE全家 Function("return ")出错，需要Function("return ;") + var lastIndex = code.lastIndexOf("\nreturn") + var header = code.slice(0, lastIndex) + var footer = code.slice(lastIndex) + code = header + "\n" + footer + } else { //其他绑定 + code = "\nreturn " + code + ";" //IE全家 Function("return ")出错，需要Function("return ;") + } + try { + fn = Function.apply(noop, names.concat("'use strict';\n" + prefix + code)) + data.evaluator = cacheExprs.put(exprId, fn) + } catch (e) { + log("debug: parse error," + e.message) + } finally { + vars = assigns = names = null //释放内存 + } + } + + +//parseExpr的智能引用代理 + + function parseExprProxy(code, scopes, data, tokens, noRegister) { + if (Array.isArray(tokens)) { + code = tokens.map(function (el) { + return el.expr ? "(" + el.value + ")" : quote(el.value) + }).join(" + ") + } + parseExpr(code, scopes, data) + if (data.evaluator && !noRegister) { + data.handler = bindingExecutors[data.handlerName || data.type] + //方便调试 + //这里非常重要,我们通过判定视图刷新函数的element是否在DOM树决定 + //将它移出订阅者列表 + avalon.injectBinding(data) + } + } + + avalon.parseExprProxy = parseExprProxy + var bools = ["autofocus,autoplay,async,allowTransparency,checked,controls", + "declare,disabled,defer,defaultChecked,defaultSelected", + "contentEditable,isMap,loop,multiple,noHref,noResize,noShade", + "open,readOnly,selected" + ].join(",") + var boolMap = {} + bools.replace(rword, function (name) { + boolMap[name.toLowerCase()] = name + }) + + var propMap = { //属性名映射 + "accept-charset": "acceptCharset", + "char": "ch", + "charoff": "chOff", + "class": "className", + "for": "htmlFor", + "http-equiv": "httpEquiv" + } + + var anomaly = ["accessKey,bgColor,cellPadding,cellSpacing,codeBase,codeType,colSpan", + "dateTime,defaultValue,frameBorder,longDesc,maxLength,marginWidth,marginHeight", + "rowSpan,tabIndex,useMap,vSpace,valueType,vAlign" + ].join(",") + anomaly.replace(rword, function (name) { + propMap[name.toLowerCase()] = name + }) + + var rnoscripts = /(?:[\s\S]+?)<\/noscript>/img + var rnoscriptText = /([\s\S]+?)<\/noscript>/im + + var getXHR = function () { + return new (window.XMLHttpRequest || ActiveXObject)("Microsoft.XMLHTTP") // jshint ignore:line + } + + var cacheTmpls = avalon.templateCache = {} + + bindingHandlers.attr = function (data, vmodels) { + var text = data.value.trim(), + simple = true + if (text.indexOf(openTag) > -1 && text.indexOf(closeTag) > 2) { + simple = false + if (rexpr.test(text) && RegExp.rightContext === "" && RegExp.leftContext === "") { + simple = true + text = RegExp.$1 + } + } + if (data.type === "include") { + var elem = data.element + data.includeRendered = getBindingCallback(elem, "data-include-rendered", vmodels) + data.includeLoaded = getBindingCallback(elem, "data-include-loaded", vmodels) + var outer = data.includeReplace = !!avalon(elem).data("includeReplace") + if (avalon(elem).data("includeCache")) { + data.templateCache = {} + } + data.startInclude = DOC.createComment("ms-include") + data.endInclude = DOC.createComment("ms-include-end") + if (outer) { + data.element = data.startInclude + elem.parentNode.insertBefore(data.startInclude, elem) + elem.parentNode.insertBefore(data.endInclude, elem.nextSibling) + } else { + elem.insertBefore(data.startInclude, elem.firstChild) + elem.appendChild(data.endInclude) + } + } + data.handlerName = "attr" //handleName用于处理多种绑定共用同一种bindingExecutor的情况 + parseExprProxy(text, vmodels, data, (simple ? 0 : scanExpr(data.value))) + } + + bindingExecutors.attr = function (val, elem, data) { + var method = data.type, + attrName = data.param + if (method === "css") { + avalon(elem).css(attrName, val) + } else if (method === "attr") { + // ms-attr-class="xxx" vm.xxx="aaa bbb ccc"将元素的className设置为aaa bbb ccc + // ms-attr-class="xxx" vm.xxx=false 清空元素的所有类名 + // ms-attr-name="yyy" vm.yyy="ooo" 为元素设置name属性 + var toRemove = (val === false) || (val === null) || (val === void 0) + + if (!W3C && propMap[attrName]) { //旧式IE下需要进行名字映射 + attrName = propMap[attrName] + } + var bool = boolMap[attrName] + if (typeof elem[bool] === "boolean") { + elem[bool] = !!val //布尔属性必须使用el.xxx = true|false方式设值 + if (!val) { //如果为false, IE全系列下相当于setAttribute(xxx,''),会影响到样式,需要进一步处理 + toRemove = true + } + } + if (toRemove) { + return elem.removeAttribute(attrName) + } + + //SVG只能使用setAttribute(xxx, yyy), VML只能使用elem.xxx = yyy ,HTML的固有属性必须elem.xxx = yyy + var isInnate = rsvg.test(elem) ? false : (DOC.namespaces && isVML(elem)) ? true : attrName in elem.cloneNode(false) + if (isInnate) { + elem[attrName] = val + } else { + elem.setAttribute(attrName, val) + } + } else if (method === "include" && val) { + var vmodels = data.vmodels + var rendered = data.includeRendered + var loaded = data.includeLoaded + var replace = data.includeReplace + var target = replace ? elem.parentNode : elem + var scanTemplate = function (text) { + if (loaded) { + var newText = loaded.apply(target, [text].concat(vmodels)) + if (typeof newText === "string") + text = newText + } + if (rendered) { + checkScan(target, function () { + rendered.call(target) + }, NaN) + } + var lastID = data.includeLastID + if (data.templateCache && lastID && lastID !== val) { + var lastTemplate = data.templateCache[lastID] + if (!lastTemplate) { + lastTemplate = data.templateCache[lastID] = DOC.createElement("div") + ifGroup.appendChild(lastTemplate) + } + } + data.includeLastID = val + while (true) { + var node = data.startInclude.nextSibling + if (node && node !== data.endInclude) { + target.removeChild(node) + if (lastTemplate) + lastTemplate.appendChild(node) + } else { + break + } + } + var dom = getTemplateNodes(data, val, text) + var nodes = avalon.slice(dom.childNodes) + target.insertBefore(dom, data.endInclude) + scanNodeArray(nodes, vmodels) + } + + if (data.param === "src") { + if (typeof cacheTmpls[val] === "string") { + avalon.nextTick(function () { + scanTemplate(cacheTmpls[val]) + }) + } else if (Array.isArray(cacheTmpls[val])) { //#805 防止在循环绑定中发出许多相同的请求 + cacheTmpls[val].push(scanTemplate) + } else { + var xhr = getXHR() + xhr.onreadystatechange = function () { + if (xhr.readyState === 4) { + var s = xhr.status + if (s >= 200 && s < 300 || s === 304 || s === 1223) { + var text = xhr.responseText + for (var f = 0, fn; fn = cacheTmpls[val][f++];) { + fn(text) + } + cacheTmpls[val] = text + } + } + } + cacheTmpls[val] = [scanTemplate] + xhr.open("GET", val, true) + if ("withCredentials" in xhr) { + xhr.withCredentials = true + } + xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest") + xhr.send(null) + } + } else { + //IE系列与够新的标准浏览器支持通过ID取得元素（firefox14+） + //http://tjvantoll.com/2012/07/19/dom-element-references-as-global-variables/ + var el = val && val.nodeType === 1 ? val : DOC.getElementById(val) + if (el) { + if (el.tagName === "NOSCRIPT" && !(el.innerHTML || el.fixIE78)) { //IE7-8 innerText,innerHTML都无法取得其内容，IE6能取得其innerHTML + xhr = getXHR() //IE9-11与chrome的innerHTML会得到转义的内容，它们的innerText可以 + xhr.open("GET", location, false) //谢谢Nodejs 乱炖群 深圳-纯属虚构 + xhr.send(null) + //http://bbs.csdn.net/topics/390349046?page=1#post-393492653 + var noscripts = DOC.getElementsByTagName("noscript") + var array = (xhr.responseText || "").match(rnoscripts) || [] + var n = array.length + for (var i = 0; i < n; i++) { + var tag = noscripts[i] + if (tag) { //IE6-8中noscript标签的innerHTML,innerText是只读的 + tag.style.display = "none" //http://haslayout.net/css/noscript-Ghost-Bug + tag.fixIE78 = (array[i].match(rnoscriptText) || ["", " "])[1] + } + } + } + avalon.nextTick(function () { + scanTemplate(el.fixIE78 || el.value || el.innerText || el.innerHTML) + }) + } + } + } else { + if (!root.hasAttribute && typeof val === "string" && (method === "src" || method === "href")) { + val = val.replace(/&/g, "&") //处理IE67自动转义的问题 + } + elem[method] = val + if (window.chrome && elem.tagName === "EMBED") { + var parent = elem.parentNode //#525 chrome1-37下embed标签动态设置src不能发生请求 + var comment = document.createComment("ms-src") + parent.replaceChild(comment, elem) + parent.replaceChild(elem, comment) + } + } + } + + function getTemplateNodes(data, id, text) { + var div = data.templateCache && data.templateCache[id] + if (div) { + var dom = DOC.createDocumentFragment(), + firstChild + while (firstChild = div.firstChild) { + dom.appendChild(firstChild) + } + return dom + } + return avalon.parseHTML(text) + } + +//这几个指令都可以使用插值表达式，如ms-src="aaa/{{b}}/{{c}}.html" + "title,alt,src,value,css,include,href".replace(rword, function (name) { + bindingHandlers[name] = bindingHandlers.attr + }) +//根据VM的属性值或表达式的值切换类名，ms-class="xxx yyy zzz:flag" +//http://www.cnblogs.com/rubylouvre/archive/2012/12/17/2818540.html + bindingHandlers["class"] = function (data, vmodels) { + var oldStyle = data.param, + text = data.value, + rightExpr + data.handlerName = "class" + if (!oldStyle || isFinite(oldStyle)) { + data.param = "" //去掉数字 + var noExpr = text.replace(rexprg, function (a) { + return a.replace(/./g, "0") + //return Math.pow(10, a.length - 1) //将插值表达式插入10的N-1次方来占位 + }) + var colonIndex = noExpr.indexOf(":") //取得第一个冒号的位置 + if (colonIndex === -1) { // 比如 ms-class="aaa bbb ccc" 的情况 + var className = text + } else { // 比如 ms-class-1="ui-state-active:checked" 的情况 + className = text.slice(0, colonIndex) + rightExpr = text.slice(colonIndex + 1) + parseExpr(rightExpr, vmodels, data) //决定是添加还是删除 + if (!data.evaluator) { + log("debug: ms-class '" + (rightExpr || "").trim() + "' 不存在于VM中") + return false + } else { + data._evaluator = data.evaluator + data._args = data.args + } + } + var hasExpr = rexpr.test(className) //比如ms-class="width{{w}}"的情况 + if (!hasExpr) { + data.immobileClass = className + } + parseExprProxy("", vmodels, data, (hasExpr ? scanExpr(className) : 0)) + } else { + data.immobileClass = data.oldStyle = data.param + parseExprProxy(text, vmodels, data) + } + } + + bindingExecutors["class"] = function (val, elem, data) { + var $elem = avalon(elem), + method = data.type + if (method === "class" && data.oldStyle) { //如果是旧风格 + $elem.toggleClass(data.oldStyle, !!val) + } else { + //如果存在冒号就有求值函数 + data.toggleClass = data._evaluator ? !!data._evaluator.apply(elem, data._args) : true + data.newClass = data.immobileClass || val + if (data.oldClass && data.newClass !== data.oldClass) { + $elem.removeClass(data.oldClass) + } + data.oldClass = data.newClass + switch (method) { + case "class": + $elem.toggleClass(data.newClass, data.toggleClass) + break + case "hover": + case "active": + if (!data.hasBindEvent) { //确保只绑定一次 + var activate = "mouseenter" //在移出移入时切换类名 + var abandon = "mouseleave" + if (method === "active") { //在聚焦失焦中切换类名 + elem.tabIndex = elem.tabIndex || -1 + activate = "mousedown" + abandon = "mouseup" + var fn0 = $elem.bind("mouseleave", function () { + data.toggleClass && $elem.removeClass(data.newClass) + }) + } + var fn1 = $elem.bind(activate, function () { + data.toggleClass && $elem.addClass(data.newClass) + }) + var fn2 = $elem.bind(abandon, function () { + data.toggleClass && $elem.removeClass(data.newClass) + }) + data.rollback = function () { + $elem.unbind("mouseleave", fn0) + $elem.unbind(activate, fn1) + $elem.unbind(abandon, fn2) + } + data.hasBindEvent = true + } + break; + } + } + } + + "hover,active".replace(rword, function (method) { + bindingHandlers[method] = bindingHandlers["class"] + }) +//ms-controller绑定已经在scanTag 方法中实现 +//ms-css绑定已由ms-attr绑定实现 + + +// bindingHandlers.data 定义在if.js + bindingExecutors.data = function (val, elem, data) { + var key = "data-" + data.param + if (val && typeof val === "object") { + elem[key] = val + } else { + elem.setAttribute(key, String(val)) + } + } +//双工绑定 + var duplexBinding = bindingHandlers.duplex = function (data, vmodels) { + var elem = data.element, + hasCast + parseExprProxy(data.value, vmodels, data, 0, 1) + + data.changed = getBindingCallback(elem, "data-duplex-changed", vmodels) || noop + if (data.evaluator && data.args) { + var params = [] + var casting = oneObject("string,number,boolean,checked") + if (elem.type === "radio" && data.param === "") { + data.param = "checked" + } + if (elem.msData) { + elem.msData["ms-duplex"] = data.value + } + data.param.replace(/\w+/g, function (name) { + if (/^(checkbox|radio)$/.test(elem.type) && /^(radio|checked)$/.test(name)) { + if (name === "radio") + log("ms-duplex-radio已经更名为ms-duplex-checked") + name = "checked" + data.isChecked = true + } + if (name === "bool") { + name = "boolean" + log("ms-duplex-bool已经更名为ms-duplex-boolean") + } else if (name === "text") { + name = "string" + log("ms-duplex-text已经更名为ms-duplex-string") + } + if (casting[name]) { + hasCast = true + } + avalon.Array.ensure(params, name) + }) + if (!hasCast) { + params.push("string") + } + data.param = params.join("-") + data.bound = function (type, callback) { + if (elem.addEventListener) { + elem.addEventListener(type, callback, false) + } else { + elem.attachEvent("on" + type, callback) + } + var old = data.rollback + data.rollback = function () { + elem.avalonSetter = null + avalon.unbind(elem, type, callback) + old && old() + } + } + for (var i in avalon.vmodels) { + var v = avalon.vmodels[i] + v.$fire("avalon-ms-duplex-init", data) + } + var cpipe = data.pipe || (data.pipe = pipe) + cpipe(null, data, "init") + var tagName = elem.tagName + duplexBinding[tagName] && duplexBinding[tagName](elem, data.evaluator.apply(null, data.args), data) + } + } +//不存在 bindingExecutors.duplex + + function fixNull(val) { + return val == null ? "" : val + } + + avalon.duplexHooks = { + checked: { + get: function (val, data) { + return !data.element.oldValue + } + }, + string: { + get: function (val) { //同步到VM + return val + }, + set: fixNull + }, + "boolean": { + get: function (val) { + return val === "true" + }, + set: fixNull + }, + number: { + get: function (val, data) { + var number = parseFloat(val) + if (-val === -number) { + return number + } + var arr = /strong|medium|weak/.exec(data.element.getAttribute("data-duplex-number")) || ["medium"] + switch (arr[0]) { + case "strong": + return 0 + case "medium": + return val === "" ? "" : 0 + case "weak": + return val + } + }, + set: fixNull + } + } + + function pipe(val, data, action, e) { + data.param.replace(/\w+/g, function (name) { + var hook = avalon.duplexHooks[name] + if (hook && typeof hook[action] === "function") { + val = hook[action](val, data) + } + }) + return val + } + + var TimerID, ribbon = [] + + avalon.tick = function (fn) { + if (ribbon.push(fn) === 1) { + TimerID = setInterval(ticker, 60) + } + } + + function ticker() { + for (var n = ribbon.length - 1; n >= 0; n--) { + var el = ribbon[n] + if (el() === false) { + ribbon.splice(n, 1) + } + } + if (!ribbon.length) { + clearInterval(TimerID) + } + } + + var watchValueInTimer = noop + var rmsinput = /text|password|hidden/ + new function () { // jshint ignore:line + try { //#272 IE9-IE11, firefox + var setters = {} + var aproto = HTMLInputElement.prototype + var bproto = HTMLTextAreaElement.prototype + + function newSetter(value) { // jshint ignore:line + if (avalon.contains(root, this)) { + setters[this.tagName].call(this, value) + if (!rmsinput.test(this.type)) + return + if (!this.msFocus && this.avalonSetter) { + this.avalonSetter() + } + } + } + + var inputProto = HTMLInputElement.prototype + Object.getOwnPropertyNames(inputProto) //故意引发IE6-8等浏览器报错 + setters["INPUT"] = Object.getOwnPropertyDescriptor(aproto, "value").set + Object.defineProperty(aproto, "value", { + set: newSetter + }) + setters["TEXTAREA"] = Object.getOwnPropertyDescriptor(bproto, "value").set + Object.defineProperty(bproto, "value", { + set: newSetter + }) + } catch (e) { + //在chrome 43中 ms-duplex终于不需要使用定时器实现双向绑定了 + // http://updates.html5rocks.com/2015/04/DOM-attributes-now-on-the-prototype + // https://docs.google.com/document/d/1jwA8mtClwxI-QJuHT7872Z0pxpZz8PBkf2bGAbsUtqs/edit?pli=1 + watchValueInTimer = avalon.tick + } + } // jshint ignore:line +//处理radio, checkbox, text, textarea, password + duplexBinding.INPUT = function (element, evaluator, data) { + var $type = element.type, + bound = data.bound, + $elem = avalon(element), + composing = false + + function callback(value) { + data.changed.call(this, value, data) + } + + function compositionStart() { + composing = true + } + + function compositionEnd() { + composing = false + } + + //当value变化时改变model的值 + + var updateVModel = function () { + if (composing) //处理中文输入法在minlengh下引发的BUG + return + var val = element.oldValue = element.value //防止递归调用形成死循环 + var lastValue = data.pipe(val, data, "get") + if ($elem.data("duplexObserve") !== false) { + evaluator(lastValue) + callback.call(element, lastValue) + if ($elem.data("duplex-focus")) { + avalon.nextTick(function () { + element.focus() + }) + } + } + } + //当model变化时,它就会改变value的值 + data.handler = function () { + var val = data.pipe(evaluator(), data, "set") + "" + if (val !== element.oldValue) { + element.value = val + } + } + if (data.isChecked || $type === "radio") { + updateVModel = function () { + if ($elem.data("duplexObserve") !== false) { + var lastValue = data.pipe(element.value, data, "get") + evaluator(lastValue) + callback.call(element, lastValue) + } + } + data.handler = function () { + var val = evaluator() + var checked = data.isChecked ? !!val : val + "" === element.value + element.checked = element.oldValue = checked + } + bound("click", updateVModel) + } else if ($type === "checkbox") { + updateVModel = function () { + if ($elem.data("duplexObserve") !== false) { + var method = element.checked ? "ensure" : "remove" + var array = evaluator() + if (!Array.isArray(array)) { + log("ms-duplex应用于checkbox上要对应一个数组") + array = [array] + } + avalon.Array[method](array, data.pipe(element.value, data, "get")) + callback.call(element, array) + } + } + data.handler = function () { + var array = [].concat(evaluator()) //强制转换为数组 + element.checked = array.indexOf(data.pipe(element.value, data, "get")) > -1 + } + bound("change", updateVModel) + } else { + var events = element.getAttribute("data-duplex-event") || "input" + if (element.attributes["data-event"]) { + log("data-event指令已经废弃，请改用data-duplex-event") + } + events.replace(rword, function (name) { + switch (name) { + case "input": + bound("input", updateVModel) + bound("DOMAutoComplete", updateVModel) + if (!IEVersion) { + bound("compositionstart", compositionStart) + bound("compositionend", compositionEnd) + } + break + default: + bound(name, updateVModel) + break + } + }) + bound("focus", function () { + element.msFocus = true + }) + bound("blur", function () { + element.msFocus = false + }) + if (rmsinput.test($type)) { + watchValueInTimer(function () { + if (root.contains(element)) { + if (!element.msFocus && element.oldValue !== element.value) { + updateVModel() + } + } else if (!element.msRetain) { + return false + } + }) + } + + element.avalonSetter = updateVModel + } + + element.oldValue = element.value + avalon.injectBinding(data) + callback.call(element, element.value) + } + duplexBinding.TEXTAREA = duplexBinding.INPUT + duplexBinding.SELECT = function (element, evaluator, data) { + var $elem = avalon(element) + + function updateVModel() { + if ($elem.data("duplexObserve") !== false) { + var val = $elem.val() //字符串或字符串数组 + if (Array.isArray(val)) { + val = val.map(function (v) { + return data.pipe(v, data, "get") + }) + } else { + val = data.pipe(val, data, "get") + } + if (val + "" !== element.oldValue) { + evaluator(val) + } + data.changed.call(element, val, data) + } + } + + data.handler = function () { + var val = evaluator() + val = val && val.$model || val + if (Array.isArray(val)) { + if (!element.multiple) { + log("ms-duplex在不能对应一个数组") + } + } + //必须变成字符串后才能比较 + val = Array.isArray(val) ? val.map(String) : val + "" + if (val + "" !== element.oldValue) { + $elem.val(val) + element.oldValue = val + "" + } + } + data.bound("change", updateVModel) + element.msCallback = function () { + avalon.injectBinding(data) + data.changed.call(element, evaluator(), data) + } + } +// bindingHandlers.html 定义在if.js + bindingExecutors.html = function (val, elem, data) { + val = val == null ? "" : val + var isHtmlFilter = "group" in data + var parent = isHtmlFilter ? elem.parentNode : elem + if (!parent) + return + if (typeof val === "string") { + var fragment = avalon.parseHTML(val) + } else if (val.nodeType === 11) { //将val转换为文档碎片 + fragment = val + } else if (val.nodeType === 1 || val.item) { + var nodes = val.nodeType === 1 ? val.childNodes : val.item + fragment = hyperspace.cloneNode(true) + while (nodes[0]) { + fragment.appendChild(nodes[0]) + } + } + if (!fragment.firstChild) { + fragment.appendChild(DOC.createComment("ms-html")) + } + nodes = avalon.slice(fragment.childNodes) + //插入占位符, 如果是过滤器,需要有节制地移除指定的数量,如果是html指令,直接清空 + if (isHtmlFilter) { + var n = data.group, + i = 1 + + data.group = nodes.length + data.element = nodes[0] + + while (i < n) { + var node = elem.nextSibling + if (node) { + parent.removeChild(node) + i++ + } + } + parent.replaceChild(fragment, elem) + } else { + avalon.clearHTML(parent).appendChild(fragment) + } + scanNodeArray(nodes, data.vmodels) + } + bindingHandlers["if"] = + bindingHandlers.data = + bindingHandlers.text = + bindingHandlers.html = + function (data, vmodels) { + parseExprProxy(data.value, vmodels, data) + } + + bindingExecutors["if"] = function (val, elem, data) { + if (val) { //插回DOM树 + if (elem.nodeType === 8) { + elem.parentNode.replaceChild(data.template, elem) + elem = data.element = data.template //这时可能为null + } + if (elem.getAttribute(data.name)) { + elem.removeAttribute(data.name) + scanAttr(elem, data.vmodels) + } + data.rollback = null + } else { //移出DOM树，并用注释节点占据原位置 + if (elem.nodeType === 1) { + var node = data.element = DOC.createComment("ms-if") + elem.parentNode.replaceChild(node, elem) + data.template = elem //元素节点 + ifGroup.appendChild(elem) + data.rollback = function () { + if (elem.parentNode === ifGroup) { + ifGroup.removeChild(elem) + } + } + } + } + } +//ms-important绑定已经在scanTag 方法中实现 +//ms-include绑定已由ms-attr绑定实现 + + var rdash = /\(([^)]*)\)/ + bindingHandlers.on = function (data, vmodels) { + var value = data.value + data.type = "on" + var eventType = data.param.replace(/-\d+$/, "") // ms-on-mousemove-10 + if (typeof bindingHandlers.on[eventType + "Hook"] === "function") { + bindingHandlers.on[eventType + "Hook"](data) + } + if (value.indexOf("(") > 0 && value.indexOf(")") > -1) { + var matched = (value.match(rdash) || ["", ""])[1].trim() + if (matched === "" || matched === "$event") { // aaa() aaa($event)当成aaa处理 + value = value.replace(rdash, "") + } + } + parseExprProxy(value, vmodels, data) + } + + bindingExecutors.on = function (callback, elem, data) { + callback = function (e) { + var fn = data.evaluator || noop + return fn.apply(this, data.args.concat(e)) + } + var eventType = data.param.replace(/-\d+$/, "") // ms-on-mousemove-10 + if (eventType === "scan") { + callback.call(elem, { + type: eventType + }) + } else if (typeof data.specialBind === "function") { + data.specialBind(elem, callback) + } else { + var removeFn = avalon.bind(elem, eventType, callback) + } + data.rollback = function () { + if (typeof data.specialUnbind === "function") { + data.specialUnbind() + } else { + avalon.unbind(elem, eventType, removeFn) + } + } + } + bindingHandlers.repeat = function (data, vmodels) { + var type = data.type + parseExprProxy(data.value, vmodels, data, 0, 1) + var freturn = false + try { + var $repeat = data.$repeat = data.evaluator.apply(0, data.args || []) + var xtype = avalon.type($repeat) + if (xtype !== "object" && xtype !== "array") { + freturn = true + avalon.log("warning:" + data.value + "只能是对象或数组") + } + } catch (e) { + freturn = true + } + + var arr = data.value.split(".") || [] + if (arr.length > 1) { + arr.pop() + var n = arr[0] + for (var i = 0, v; v = vmodels[i++];) { + if (v && v.hasOwnProperty(n)) { + var events = v[n].$events || {} + events[subscribers] = events[subscribers] || [] + events[subscribers].push(data) + break + } + } + } + var elem = data.element + elem.removeAttribute(data.name) + + data.sortedCallback = getBindingCallback(elem, "data-with-sorted", vmodels) + data.renderedCallback = getBindingCallback(elem, "data-" + type + "-rendered", vmodels) + var signature = generateID(type) + var comment = data.element = DOC.createComment(signature + ":end") + data.clone = DOC.createComment(signature) + hyperspace.appendChild(comment) + + if (type === "each" || type === "with") { + data.template = elem.innerHTML.trim() + avalon.clearHTML(elem).appendChild(comment) + } else { + data.template = elem.outerHTML.trim() + elem.parentNode.replaceChild(comment, elem) + } + data.template = avalon.parseHTML(data.template) + data.rollback = function () { + var elem = data.element + if (!elem) + return + bindingExecutors.repeat.call(data, "clear") + var parentNode = elem.parentNode + var content = data.template + var target = content.firstChild + parentNode.replaceChild(content, elem) + var start = data.$with + start && start.parentNode && start.parentNode.removeChild(start) + target = data.element = data.type === "repeat" ? target : parentNode + } + if (freturn) { + return + } + data.handler = bindingExecutors.repeat + data.$outer = {} + var check0 = "$key" + var check1 = "$val" + if (Array.isArray($repeat)) { + $repeat.$map[data.param || "el"] = 1 + check0 = "$first" + check1 = "$last" + } + for (i = 0; v = vmodels[i++];) { + if (v.hasOwnProperty(check0) && v.hasOwnProperty(check1)) { + data.$outer = v + break + } + } + var $events = $repeat.$events + var $list = ($events || {})[subscribers] + if ($list && avalon.Array.ensure($list, data)) { + addSubscribers(data, $list) + } + if (xtype === "object") { + data.$with = true + var pool = !$events ? {} : $events.$withProxyPool || ($events.$withProxyPool = {}) + data.handler("append", $repeat, pool) + } else if ($repeat.length) { + data.handler("add", 0, $repeat.length) + } + } + + bindingExecutors.repeat = function (method, pos, el) { + if (method) { + var data = this, start, fragment + var end = data.element + var comments = getComments(data) + var parent = end.parentNode + var transation = hyperspace.cloneNode(false) + switch (method) { + case "add": //在pos位置后添加el数组（pos为插入位置,el为要插入的个数） + var n = pos + el + var fragments = [] + var array = data.$repeat + for (var i = pos; i < n; i++) { + var proxy = array.$proxy[i] + proxy.$outer = data.$outer + shimController(data, transation, proxy, fragments) + } + parent.insertBefore(transation, comments[pos] || end) + for (i = 0; fragment = fragments[i++];) { + scanNodeArray(fragment.nodes, fragment.vmodels) + fragment.nodes = fragment.vmodels = null + } + break + case "del": //将pos后的el个元素删掉(pos, el都是数字) + sweepNodes(comments[pos], comments[pos + el] || end) + break + case "clear": + start = comments[0] + if (start) { + sweepNodes(start, end) + } + break + case "move": + start = comments[0] + if (start) { + var signature = start.nodeValue + var rooms = [] + var room = [], + node + sweepNodes(start, end, function () { + room.unshift(this) + if (this.nodeValue === signature) { + rooms.unshift(room) + room = [] + } + }) + sortByIndex(rooms, pos) + while (room = rooms.shift()) { + while (node = room.shift()) { + transation.appendChild(node) + } + } + parent.insertBefore(transation, end) + } + break + case "append": //将pos的键值对从el中取出（pos为一个普通对象，el为预先生成好的代理VM对象池） + var pool = el + var keys = [] + fragments = [] + for (var key in pos) { //得到所有键名 + if (pos.hasOwnProperty(key) && key !== "hasOwnProperty") { + keys.push(key) + } + } + if (data.sortedCallback) { //如果有回调，则让它们排序 + var keys2 = data.sortedCallback.call(parent, keys) + if (keys2 && Array.isArray(keys2) && keys2.length) { + keys = keys2 + } + } + for (i = 0; key = keys[i++];) { + if (key !== "hasOwnProperty") { + if (!pool[key]) { + pool[key] = withProxyAgent(key, data) + } + shimController(data, transation, pool[key], fragments) + } + } + var comment = data.$with = data.clone + parent.insertBefore(comment, end) + parent.insertBefore(transation, end) + for (i = 0; fragment = fragments[i++];) { + scanNodeArray(fragment.nodes, fragment.vmodels) + fragment.nodes = fragment.vmodels = null + } + break + } + if (method === "clear") + method = "del" + var callback = data.renderedCallback || noop, + args = arguments + checkScan(parent, function () { + callback.apply(parent, args) + if (parent.oldValue && parent.tagName === "SELECT") { //fix #503 + avalon(parent).val(parent.oldValue.split(",")) + } + }, NaN) + } + } + + "with,each".replace(rword, function (name) { + bindingHandlers[name] = bindingHandlers.repeat + }) + + function shimController(data, transation, proxy, fragments) { + var content = data.template.cloneNode(true) + var nodes = avalon.slice(content.childNodes) + if (!data.$with) { + content.insertBefore(data.clone.cloneNode(false), content.firstChild) + } + transation.appendChild(content) + var nv = [proxy].concat(data.vmodels) + var fragment = { + nodes: nodes, + vmodels: nv + } + fragments.push(fragment) + } + + function getComments(data) { + var end = data.element + var signature = end.nodeValue.replace(":end", "") + var node = end.previousSibling + var array = [] + while (node) { + if (node.nodeValue === signature) { + array.unshift(node) + } + node = node.previousSibling + } + return array + } + + +//移除掉start与end之间的节点(保留end) + function sweepNodes(start, end, callback) { + while (true) { + var node = end.previousSibling + if (!node) + break + node.parentNode.removeChild(node) + callback && callback.call(node) + if (node === start) { + break + } + } + } + +// 为ms-each,ms-with, ms-repeat会创建一个代理VM， +// 通过它们保持一个下上文，让用户能调用$index,$first,$last,$remove,$key,$val,$outer等属性与方法 +// 所有代理VM的产生,消费,收集,存放通过xxxProxyFactory,xxxProxyAgent, recycleProxies,xxxProxyPool实现 + var eachProxyPool = [] + var withProxyPool = [] + + function eachProxyFactory() { + var source = { + $index: 0, + $first: false, + $last: false, + $map: {}, + $host: [], + $outer: {}, + $remove: avalon.noop, + el: { + get: function () { + var e = this.$events + var array = e.$index + e.$index = e.el //#817 通过$index为el收集依赖 + try { + return this.$host[this.$index] + } finally { + e.$index = array + } + }, + set: function (val) { + this.$host.set(this.$index, val) + } + } + } + + var second = { + $last: 1, + $first: 1, + $index: 1 + } + var proxy = modelFactory(source, second) + proxy.$id = generateID("$proxy$each") + return proxy + } + + function eachProxyAgent(index, host) { + var proxy = eachProxyPool.shift() + if (!proxy) { + proxy = eachProxyFactory() + } + var last = host.length - 1 + proxy.$index = index + proxy.$first = index === 0 + proxy.$last = index === last + proxy.$map = host.$map + proxy.$host = host + proxy.$remove = function () { + return host.removeAt(proxy.$index) + } + return proxy + } + + function withProxyFactory() { + var proxy = modelFactory({ + $key: "", + $outer: {}, + $host: {}, + $val: { + get: function () { + return this.$host[this.$key] + }, + set: function (val) { + this.$host[this.$key] = val + } + } + }, { + $val: 1 + }) + proxy.$id = generateID("$proxy$with") + return proxy + } + + function withProxyAgent(key, data) { + var proxy = withProxyPool.pop() + if (!proxy) { + proxy = withProxyFactory() + } + var host = data.$repeat + proxy.$key = key + proxy.$host = host + proxy.$outer = data.$outer + if (host.$events) { + proxy.$events.$val = host.$events[key] + } else { + proxy.$events = {} + } + return proxy + } + + function recycleProxies(proxies, type) { + var proxyPool = type === "each" ? eachProxyPool : withProxyPool + avalon.each(proxies, function (key, proxy) { + if (proxy.$events) { + for (var i in proxy.$events) { + if (Array.isArray(proxy.$events[i])) { + proxy.$events[i].forEach(function (data) { + if (typeof data === "object") + disposeData(data) + }) // jshint ignore:line + proxy.$events[i].length = 0 + } + } + proxy.$host = proxy.$outer = {} + if (proxyPool.unshift(proxy) > kernel.maxRepeatSize) { + proxyPool.pop() + } + } + }) + if (type === "each") + proxies.length = 0 + } + + /********************************************************************* + * 各种指令 * + **********************************************************************/ +//ms-skip绑定已经在scanTag 方法中实现 +// bindingHandlers.text 定义在if.js + bindingExecutors.text = function (val, elem) { + val = val == null ? "" : val //不在页面上显示undefined null + if (elem.nodeType === 3) { //绑定在文本节点上 + try { //IE对游离于DOM树外的节点赋值会报错 + elem.data = val + } catch (e) { + } + } else { //绑定在特性节点上 + elem.textContent = val + } + } + function parseDisplay(nodeName, val) { + //用于取得此类标签的默认display值 + var key = "_" + nodeName + if (!parseDisplay[key]) { + var node = DOC.createElement(nodeName) + root.appendChild(node) + if (W3C) { + val = getComputedStyle(node, null).display + } else { + val = node.currentStyle.display + } + root.removeChild(node) + parseDisplay[key] = val + } + return parseDisplay[key] + } + + avalon.parseDisplay = parseDisplay + + bindingHandlers.visible = function (data, vmodels) { + var elem = avalon(data.element) + var display = elem.css("display") + if (display === "none") { + var style = elem[0].style + var has = /visibility/i.test(style.cssText) + var visible = elem.css("visibility") + style.display = "" + style.visibility = "hidden" + display = elem.css("display") + if (display === "none") { + display = parseDisplay(elem[0].nodeName) + } + style.visibility = has ? visible : "" + } + data.display = display + parseExprProxy(data.value, vmodels, data) + } + + bindingExecutors.visible = function (val, elem, data) { + elem.style.display = val ? data.display : "none" + } + bindingHandlers.widget = function (data, vmodels) { + var args = data.value.match(rword) + var elem = data.element + var widget = args[0] + var id = args[1] + if (!id || id === "$") { //没有定义或为$时，取组件名+随机数 + id = generateID(widget) + } + var optName = args[2] || widget //没有定义，取组件名 + var constructor = avalon.ui[widget] + if (typeof constructor === "function") { //ms-widget="tabs,tabsAAA,optname" + vmodels = elem.vmodels || vmodels + for (var i = 0, v; v = vmodels[i++];) { + if (v.hasOwnProperty(optName) && typeof v[optName] === "object") { + var vmOptions = v[optName] + vmOptions = vmOptions.$model || vmOptions + break + } + } + if (vmOptions) { + var wid = vmOptions[widget + "Id"] + if (typeof wid === "string") { + log("warning!不再支持" + widget + "Id") + id = wid + } + } + //抽取data-tooltip-text、data-tooltip-attr属性，组成一个配置对象 + var widgetData = avalon.getWidgetData(elem, widget) + data.value = [widget, id, optName].join(",") + data[widget + "Id"] = id + data.evaluator = noop + elem.msData["ms-widget-id"] = id + var options = data[widget + "Options"] = avalon.mix({}, constructor.defaults, vmOptions || {}, widgetData) + elem.removeAttribute("ms-widget") + var vmodel = constructor(elem, data, vmodels) || {} //防止组件不返回VM + if (vmodel.$id) { + avalon.vmodels[id] = vmodel + createSignalTower(elem, vmodel) + try { + vmodel.$init(function () { + avalon.scan(elem, [vmodel].concat(vmodels)) + if (typeof options.onInit === "function") { + options.onInit.call(elem, vmodel, options, vmodels) + } + }) + } catch (e) { + } + data.rollback = function () { + try { + vmodel.widgetElement = null + vmodel.$remove() + } catch (e) { + } + elem.msData = {} + delete avalon.vmodels[vmodel.$id] + } + addSubscribers(data, widgetList) + if (window.chrome) { + elem.addEventListener("DOMNodeRemovedFromDocument", function () { + setTimeout(removeSubscribers) + }) + } + } else { + avalon.scan(elem, vmodels) + } + } else if (vmodels.length) { //如果该组件还没有加载，那么保存当前的vmodels + elem.vmodels = vmodels + } + } + var widgetList = [] +//不存在 bindingExecutors.widget + /********************************************************************* + * 自带过滤器 * + **********************************************************************/ + var rscripts = /]*>([\S\s]*?)<\/script\s*>/gim + var ron = /\s+(on[^=\s]+)(?:=("[^"]*"|'[^']*'|[^\s>]+))?/g + var ropen = /<\w+\b(?:(["'])[^"]*?(\1)|[^>])*>/ig + var rsanitize = { + a: /\b(href)\=("javascript[^"]*"|'javascript[^']*')/ig, + img: /\b(src)\=("javascript[^"]*"|'javascript[^']*')/ig, + form: /\b(action)\=("javascript[^"]*"|'javascript[^']*')/ig + } + var rsurrogate = /[\uD800-\uDBFF][\uDC00-\uDFFF]/g + var rnoalphanumeric = /([^\#-~| |!])/g; + + function numberFormat(number, decimals, point, thousands) { + //form http://phpjs.org/functions/number_format/ + //number 必需，要格式化的数字 + //decimals 可选，规定多少个小数位。 + //point 可选，规定用作小数点的字符串（默认为 . ）。 + //thousands 可选，规定用作千位分隔符的字符串（默认为 , ），如果设置了该参数，那么所有其他参数都是必需的。 + number = (number + '') + .replace(/[^0-9+\-Ee.]/g, '') + var n = !isFinite(+number) ? 0 : +number, + prec = !isFinite(+decimals) ? 3 : Math.abs(decimals), + sep = thousands || ",", + dec = point || ".", + s = '', + toFixedFix = function (n, prec) { + var k = Math.pow(10, prec) + return '' + (Math.round(n * k) / k) + .toFixed(prec) + } + // Fix for IE parseFloat(0.55).toFixed(0) = 0; + s = (prec ? toFixedFix(n, prec) : '' + Math.round(n)) + .split('.') + if (s[0].length > 3) { + s[0] = s[0].replace(/\B(?=(?:\d{3})+(?!\d))/g, sep) + } + if ((s[1] || '') + .length < prec) { + s[1] = s[1] || '' + s[1] += new Array(prec - s[1].length + 1) + .join('0') + } + return s.join(dec) + } + + + var filters = avalon.filters = { + uppercase: function (str) { + return str.toUpperCase() + }, + lowercase: function (str) { + return str.toLowerCase() + }, + truncate: function (str, length, truncation) { + //length，新字符串长度，truncation，新字符串的结尾的字段,返回新字符串 + length = length || 30 + truncation = truncation === void(0) ? "..." : truncation + return str.length > length ? str.slice(0, length - truncation.length) + truncation : String(str) + }, + $filter: function (val) { + for (var i = 1, n = arguments.length; i < n; i++) { + var array = arguments[i] + var fn = avalon.filters[array.shift()] + if (typeof fn === "function") { + var arr = [val].concat(array) + val = fn.apply(null, arr) + } + } + return val + }, + camelize: camelize, + //https://www.owasp.org/index.php/XSS_Filter_Evasion_Cheat_Sheet + // chrome + // chrome + // IE67chrome + // IE67chrome + // IE67chrome + sanitize: function (str) { + return str.replace(rscripts, "").replace(ropen, function (a, b) { + var match = a.toLowerCase().match(/<(\w+)\s/) + if (match) { //处理a标签的href属性，img标签的src属性，form标签的action属性 + var reg = rsanitize[match[1]] + if (reg) { + a = a.replace(reg, function (s, name, value) { + var quote = value.charAt(0) + return name + "=" + quote + "javascript:void(0)" + quote// jshint ignore:line + }) + } + } + return a.replace(ron, " ").replace(/\s+/g, " ") //移除onXXX事件 + }) + }, + escape: function (str) { + //将字符串经过 str 转义得到适合在页面中显示的内容, 例如替换 < 为 < + return String(str). + replace(/&/g, '&'). + replace(rsurrogate, function (value) { + var hi = value.charCodeAt(0) + var low = value.charCodeAt(1) + return '&#' + (((hi - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000) + ';' + }). + replace(rnoalphanumeric, function (value) { + return '&#' + value.charCodeAt(0) + ';' + }). + replace(//g, '>') + }, + currency: function (amount, symbol, fractionSize) { + return (symbol || "\uFFE5") + numberFormat(amount, isFinite(fractionSize) ? fractionSize : 2) + }, + number: numberFormat + } + /* + 'yyyy': 4 digit representation of year (e.g. AD 1 => 0001, AD 2010 => 2010) + 'yy': 2 digit representation of year, padded (00-99). (e.g. AD 2001 => 01, AD 2010 => 10) + 'y': 1 digit representation of year, e.g. (AD 1 => 1, AD 199 => 199) + 'MMMM': Month in year (January-December) + 'MMM': Month in year (Jan-Dec) + 'MM': Month in year, padded (01-12) + 'M': Month in year (1-12) + 'dd': Day in month, padded (01-31) + 'd': Day in month (1-31) + 'EEEE': Day in Week,(Sunday-Saturday) + 'EEE': Day in Week, (Sun-Sat) + 'HH': Hour in day, padded (00-23) + 'H': Hour in day (0-23) + 'hh': Hour in am/pm, padded (01-12) + 'h': Hour in am/pm, (1-12) + 'mm': Minute in hour, padded (00-59) + 'm': Minute in hour (0-59) + 'ss': Second in minute, padded (00-59) + 's': Second in minute (0-59) + 'a': am/pm marker + 'Z': 4 digit (+sign) representation of the timezone offset (-1200-+1200) + format string can also be one of the following predefined localizable formats: + + 'medium': equivalent to 'MMM d, y h:mm:ss a' for en_US locale (e.g. Sep 3, 2010 12:05:08 pm) + 'short': equivalent to 'M/d/yy h:mm a' for en_US locale (e.g. 9/3/10 12:05 pm) + 'fullDate': equivalent to 'EEEE, MMMM d,y' for en_US locale (e.g. Friday, September 3, 2010) + 'longDate': equivalent to 'MMMM d, y' for en_US locale (e.g. September 3, 2010 + 'mediumDate': equivalent to 'MMM d, y' for en_US locale (e.g. Sep 3, 2010) + 'shortDate': equivalent to 'M/d/yy' for en_US locale (e.g. 9/3/10) + 'mediumTime': equivalent to 'h:mm:ss a' for en_US locale (e.g. 12:05:08 pm) + 'shortTime': equivalent to 'h:mm a' for en_US locale (e.g. 12:05 pm) + */ + new function () {// jshint ignore:line + function toInt(str) { + return parseInt(str, 10) || 0 + } + + function padNumber(num, digits, trim) { + var neg = "" + if (num < 0) { + neg = '-' + num = -num + } + num = "" + num + while (num.length < digits) + num = "0" + num + if (trim) + num = num.substr(num.length - digits) + return neg + num + } + + function dateGetter(name, size, offset, trim) { + return function (date) { + var value = date["get" + name]() + if (offset > 0 || value > -offset) + value += offset + if (value === 0 && offset === -12) { + value = 12 + } + return padNumber(value, size, trim) + } + } + + function dateStrGetter(name, shortForm) { + return function (date, formats) { + var value = date["get" + name]() + var get = (shortForm ? ("SHORT" + name) : name).toUpperCase() + return formats[get][value] + } + } + + function timeZoneGetter(date) { + var zone = -1 * date.getTimezoneOffset() + var paddedZone = (zone >= 0) ? "+" : "" + paddedZone += padNumber(Math[zone > 0 ? "floor" : "ceil"](zone / 60), 2) + padNumber(Math.abs(zone % 60), 2) + return paddedZone + } + + //取得上午下午 + + function ampmGetter(date, formats) { + return date.getHours() < 12 ? formats.AMPMS[0] : formats.AMPMS[1] + } + + var DATE_FORMATS = { + yyyy: dateGetter("FullYear", 4), + yy: dateGetter("FullYear", 2, 0, true), + y: dateGetter("FullYear", 1), + MMMM: dateStrGetter("Month"), + MMM: dateStrGetter("Month", true), + MM: dateGetter("Month", 2, 1), + M: dateGetter("Month", 1, 1), + dd: dateGetter("Date", 2), + d: dateGetter("Date", 1), + HH: dateGetter("Hours", 2), + H: dateGetter("Hours", 1), + hh: dateGetter("Hours", 2, -12), + h: dateGetter("Hours", 1, -12), + mm: dateGetter("Minutes", 2), + m: dateGetter("Minutes", 1), + ss: dateGetter("Seconds", 2), + s: dateGetter("Seconds", 1), + sss: dateGetter("Milliseconds", 3), + EEEE: dateStrGetter("Day"), + EEE: dateStrGetter("Day", true), + a: ampmGetter, + Z: timeZoneGetter + } + var rdateFormat = /((?:[^yMdHhmsaZE']+)|(?:'(?:[^']|'')*')|(?:E+|y+|M+|d+|H+|h+|m+|s+|a|Z))(.*)/ + var raspnetjson = /^\/Date\((\d+)\)\/$/ + filters.date = function (date, format) { + var locate = filters.date.locate, + text = "", + parts = [], + fn, match + format = format || "mediumDate" + format = locate[format] || format + if (typeof date === "string") { + if (/^\d+$/.test(date)) { + date = toInt(date) + } else if (raspnetjson.test(date)) { + date = +RegExp.$1 + } else { + var trimDate = date.trim() + var dateArray = [0, 0, 0, 0, 0, 0, 0] + var oDate = new Date(0) + //取得年月日 + trimDate = trimDate.replace(/^(\d+)\D(\d+)\D(\d+)/, function (_, a, b, c) { + var array = c.length === 4 ? [c, a, b] : [a, b, c] + dateArray[0] = toInt(array[0]) //年 + dateArray[1] = toInt(array[1]) - 1 //月 + dateArray[2] = toInt(array[2]) //日 + return "" + }) + var dateSetter = oDate.setFullYear + var timeSetter = oDate.setHours + trimDate = trimDate.replace(/[T\s](\d+):(\d+):?(\d+)?\.?(\d)?/, function (_, a, b, c, d) { + dateArray[3] = toInt(a) //小时 + dateArray[4] = toInt(b) //分钟 + dateArray[5] = toInt(c) //秒 + if (d) { //毫秒 + dateArray[6] = Math.round(parseFloat("0." + d) * 1000) + } + return "" + }) + var tzHour = 0 + var tzMin = 0 + trimDate = trimDate.replace(/Z|([+-])(\d\d):?(\d\d)/, function (z, symbol, c, d) { + dateSetter = oDate.setUTCFullYear + timeSetter = oDate.setUTCHours + if (symbol) { + tzHour = toInt(symbol + c) + tzMin = toInt(symbol + d) + } + return "" + }) + + dateArray[3] -= tzHour + dateArray[4] -= tzMin + dateSetter.apply(oDate, dateArray.slice(0, 3)) + timeSetter.apply(oDate, dateArray.slice(3)) + date = oDate + } + } + if (typeof date === "number") { + date = new Date(date) + } + if (avalon.type(date) !== "date") { + return + } + while (format) { + match = rdateFormat.exec(format) + if (match) { + parts = parts.concat(match.slice(1)) + format = parts.pop() + } else { + parts.push(format) + format = null + } + } + parts.forEach(function (value) { + fn = DATE_FORMATS[value] + text += fn ? fn(date, locate) : value.replace(/(^'|'$)/g, "").replace(/''/g, "'") + }) + return text + } + var locate = { + AMPMS: { + 0: "上午", + 1: "下午" + }, + DAY: { + 0: "星期日", + 1: "星期一", + 2: "星期二", + 3: "星期三", + 4: "星期四", + 5: "星期五", + 6: "星期六" + }, + MONTH: { + 0: "1月", + 1: "2月", + 2: "3月", + 3: "4月", + 4: "5月", + 5: "6月", + 6: "7月", + 7: "8月", + 8: "9月", + 9: "10月", + 10: "11月", + 11: "12月" + }, + SHORTDAY: { + "0": "周日", + "1": "周一", + "2": "周二", + "3": "周三", + "4": "周四", + "5": "周五", + "6": "周六" + }, + fullDate: "y年M月d日EEEE", + longDate: "y年M月d日", + medium: "yyyy-M-d H:mm:ss", + mediumDate: "yyyy-M-d", + mediumTime: "H:mm:ss", + "short": "yy-M-d ah:mm", + shortDate: "yy-M-d", + shortTime: "ah:mm" + } + locate.SHORTMONTH = locate.MONTH + filters.date.locate = locate + }// jshint ignore:line + /********************************************************************* + * AMD加载器 * + **********************************************************************/ +//https://www.devbridge.com/articles/understanding-amd-requirejs/ +//http://maxogden.com/nested-dependencies.html + var modules = avalon.modules = { + "domReady!": { + exports: avalon, + state: 3 + }, + "avalon": { + exports: avalon, + state: 4 + } + } +//Object(modules[id]).state拥有如下值 +// undefined 没有定义 +// 1(send) 已经发出请求 +// 2(loading) 已经被执行但还没有执行完成，在这个阶段define方法会被执行 +// 3(loaded) 执行完毕，通过onload/onreadystatechange回调判定，在这个阶段checkDeps方法会执行 +// 4(execute) 其依赖也执行完毕, 值放到exports对象上，在这个阶段fireFactory方法会执行 + modules.exports = modules.avalon + + new function () {// jshint ignore:line + var loadings = [] //正在加载中的模块列表 + var factorys = [] //放置define方法的factory函数 + var rjsext = /\.js$/i + + function makeRequest(name, config) { +//1. 去掉资源前缀 + var res = "js" + name = name.replace(/^(\w+)\!/, function (a, b) { + res = b + return "" + }) + if (res === "ready") { + log("debug: ready!已经被废弃，请使用domReady!") + res = "domReady" + } +//2. 去掉querystring, hash + var query = "" + name = name.replace(rquery, function (a) { + query = a + return "" + }) + //3. 去掉扩展名 + var suffix = "." + res + var ext = /js|css/.test(suffix) ? suffix : "" + name = name.replace(/\.[a-z0-9]+$/g, function (a) { + if (a === suffix) { + ext = a + return "" + } else { + return a + } + }) + var req = avalon.mix({ + query: query, + ext: ext, + res: res, + name: name, + toUrl: toUrl + }, config) + req.toUrl(name) + return req + } + + function fireRequest(req) { + var name = req.name + var res = req.res + //1. 如果该模块已经发出请求，直接返回 + var module = modules[name] + var urlNoQuery = name && req.urlNoQuery + if (module && module.state >= 1) { + return name + } + module = modules[urlNoQuery] + if (module && module.state >= 3) { + innerRequire(module.deps || [], module.factory, urlNoQuery) + return urlNoQuery + } + if (name && !module) { + module = modules[urlNoQuery] = { + id: urlNoQuery, + state: 1 //send + } + var wrap = function (obj) { + resources[res] = obj + obj.load(name, req, function (a) { + if (arguments.length && a !== void 0) { + module.exports = a + } + module.state = 4 + checkDeps() + }) + } + + if (!resources[res]) { + innerRequire([res], wrap) + } else { + wrap(resources[res]) + } + } + return name ? urlNoQuery : res + "!" + } + +//核心API之一 require + var requireQueue = [] + var isUserFirstRequire = false + innerRequire = avalon.require = function (array, factory, parentUrl, defineConfig) { + if (!isUserFirstRequire) { + requireQueue.push(avalon.slice(arguments)) + if (arguments.length <= 2) { + isUserFirstRequire = true + var queue = requireQueue.splice(0, requireQueue.length), args + while (args = queue.shift()) { + innerRequire.apply(null, args) + } + } + return + } + + if (!Array.isArray(array)) { + avalon.error("require方法的第一个参数应为数组 " + array) + } + var deps = [] // 放置所有依赖项的完整路径 + var uniq = createMap() + var id = parentUrl || "callback" + setTimeout("1")// jshint ignore:line + defineConfig = defineConfig || createMap() + defineConfig.baseUrl = kernel.baseUrl + var isBuilt = !!defineConfig.built + if (parentUrl) { + defineConfig.parentUrl = parentUrl.substr(0, parentUrl.lastIndexOf("/")) + defineConfig.mapUrl = parentUrl.replace(rjsext, "") + } + if (isBuilt) { + var req = makeRequest(defineConfig.defineName, defineConfig) + id = req.urlNoQuery + } else { + array.forEach(function (name) { + var req = makeRequest(name, defineConfig) + var url = fireRequest(req) //加载资源，并返回该资源的完整地址 + if (url) { + if (!uniq[url]) { + deps.push(url) + uniq[url] = "司徒正美" //去重 + } + } + }) + } + + var module = modules[id] + if (!module || module.state !== 4) { + modules[id] = { + id: id, + deps: isBuilt ? array.concat() : deps, + factory: factory || noop, + state: 3 + } + } + if (!module) { + //如果此模块是定义在另一个JS文件中, 那必须等该文件加载完毕, 才能放到检测列队中 + loadings.push(id) + } + checkDeps() + } + +//核心API之二 require + innerRequire.define = function (name, deps, factory) { //模块名,依赖列表,模块本身 + if (typeof name !== "string") { + factory = deps + deps = name + name = "anonymous" + } + if (!Array.isArray(deps)) { + factory = deps + deps = [] + } + var config = { + built: !isUserFirstRequire, //用r.js打包后,所有define会放到requirejs之前 + defineName: name + } + var args = [deps, factory, config] + factory.require = function (url) { + args.splice(2, 0, url) + if (modules[url]) { + modules[url].state = 3 //loaded + var isCycle = false + try { + isCycle = checkCycle(modules[url].deps, url) + } catch (e) { + } + if (isCycle) { + avalon.error(url + "模块与之前的模块存在循环依赖，请不要直接用script标签引入" + url + "模块") + } + } + delete factory.require //释放内存 + innerRequire.apply(null, args) //0,1,2 --> 1,2,0 + } +//根据标准,所有遵循W3C标准的浏览器,script标签会按标签的出现顺序执行。 +//老的浏览器中，加载也是按顺序的：一个文件下载完成后，才开始下载下一个文件。 +//较新的浏览器中（IE8+ 、FireFox3.5+ 、Chrome4+ 、Safari4+），为了减小请求时间以优化体验， +//下载可以是并行的，但是执行顺序还是按照标签出现的顺序。 +//但如果script标签是动态插入的, 就未必按照先请求先执行的原则了,目测只有firefox遵守 +//唯一比较一致的是,IE10+及其他标准浏览器,一旦开始解析脚本, 就会一直堵在那里,直接脚本解析完毕 +//亦即，先进入loading阶段的script标签(模块)必然会先进入loaded阶段 + var url = config.built ? "unknown" : getCurrentScript() + if (url) { + var module = modules[url] + if (module) { + module.state = 2 + } + factory.require(url) + } else {//合并前后的safari，合并后的IE6-9走此分支 + factorys.push(factory) + } + } +//核心API之三 require.config(settings) + innerRequire.config = kernel + //核心API之四 define.amd 标识其符合AMD规范 + innerRequire.define.amd = modules + + //==========================对用户配置项进行再加工========================== + var allpaths = kernel["orig.paths"] = createMap() + var allmaps = kernel["orig.map"] = createMap() + var allpackages = kernel["packages"] = [] + var allargs = kernel["orig.args"] = createMap() + avalon.mix(plugins, { + paths: function (hash) { + avalon.mix(allpaths, hash) + kernel.paths = makeIndexArray(allpaths) + }, + map: function (hash) { + avalon.mix(allmaps, hash) + var list = makeIndexArray(allmaps, 1, 1) + avalon.each(list, function (_, item) { + item.val = makeIndexArray(item.val) + }) + kernel.map = list + }, + packages: function (array) { + array = array.concat(allpackages) + var uniq = createMap() + var ret = [] + for (var i = 0, pkg; pkg = array[i++];) { + pkg = typeof pkg === "string" ? {name: pkg} : pkg + var name = pkg.name + if (!uniq[name]) { + var url = joinPath(pkg.location || name, pkg.main || "main") + url = url.replace(rjsext, "") + ret.push(pkg) + uniq[name] = pkg.location = url + pkg.reg = makeMatcher(name) + } + } + kernel.packages = ret.sort() + }, + urlArgs: function (hash) { + if (typeof hash === "string") { + hash = {"*": hash} + } + avalon.mix(allargs, hash) + kernel.urlArgs = makeIndexArray(allargs, 1) + }, + baseUrl: function (url) { + if (!isAbsUrl(url)) { + var baseElement = head.getElementsByTagName("base")[0] + if (baseElement) { + head.removeChild(baseElement) + } + var node = DOC.createElement("a") + node.href = url + url = node.href + if (baseElement) { + head.insertBefore(baseElement, head.firstChild) + } + } + if (url.length > 3) + kernel.baseUrl = url + }, + shim: function (obj) { + for (var i in obj) { + var value = obj[i] + if (Array.isArray(value)) { + value = obj[i] = { + deps: value + } + } + if (!value.exportsFn && (value.exports || value.init)) { + value.exportsFn = makeExports(value) + } + } + kernel.shim = obj + } + + }) + + + //==============================内部方法================================= + function checkCycle(deps, nick) { + //检测是否存在循环依赖 + for (var i = 0, id; id = deps[i++];) { + if (modules[id].state !== 4 && + (id === nick || checkCycle(modules[id].deps, nick))) { + return true + } + } + } + + function checkFail(node, onError) { + var id = trimQuery(node.src) //检测是否死链 + node.onload = node.onerror = null + if (onError) { + setTimeout(function () { + head.removeChild(node) + node = null // 处理旧式IE下的循环引用问题 + }) + log("debug: 加载 " + id + " 失败" + onError + " " + (!modules[id].state)) + } else { + return true + } + } + + function checkDeps() { + //检测此JS模块的依赖是否都已安装完毕,是则安装自身 + loop: for (var i = loadings.length, id; id = loadings[--i];) { + var obj = modules[id], + deps = obj.deps + if (!deps) + continue + for (var j = 0, key; key = deps[j]; j++) { + if (Object(modules[key]).state !== 4) { + continue loop + } + } + //如果deps是空对象或者其依赖的模块的状态都是2 + if (obj.state !== 4) { + loadings.splice(i, 1) //必须先移除再安装，防止在IE下DOM树建完后手动刷新页面，会多次执行它 + fireFactory(obj.id, obj.deps, obj.factory) + checkDeps() //如果成功,则再执行一次,以防有些模块就差本模块没有安装好 + } + } + } + + function loadJS(url, id, callback) { + //通过script节点加载目标模块 + var node = DOC.createElement("script") + node.className = subscribers //让getCurrentScript只处理类名为subscribers的script节点 + node.onload = function () { + var factory = factorys.pop() + factory && factory.require(id) + if (callback) { + callback() + } + log("debug: 已成功加载 " + url) + id && loadings.push(id) + checkDeps() + } + node.onerror = function () { + checkFail(node, true) + } + + head.insertBefore(node, head.firstChild) //chrome下第二个参数不能为null + node.src = url //插入到head的第一个节点前，防止IE6下head标签没闭合前使用appendChild抛错 + log("debug: 正准备加载 " + url) //更重要的是IE6下可以收窄getCurrentScript的寻找范围 + } + + var resources = innerRequire.plugins = { + //三大常用资源插件 js!, css!, text!, ready! + ready: { + load: noop + }, + js: { + load: function (name, req, onLoad) { + var url = req.url + var id = req.urlNoQuery + var shim = kernel.shim[name.replace(rjsext, "")] + if (shim) { //shim机制 + innerRequire(shim.deps || [], function () { + var args = avalon.slice(arguments) + loadJS(url, id, function () { + onLoad(shim.exportsFn ? shim.exportsFn.apply(0, args) : void 0) + }) + }) + } else { + loadJS(url, id) + } + } + }, + css: { + load: function (name, req, onLoad) { + var url = req.url + head.insertAdjacentHTML("afterBegin", '') + log("debug: 已成功加载 " + url) + onLoad() + } + }, + text: { + load: function (name, req, onLoad) { + var url = req.url + var xhr = getXHR() + xhr.onload = function () { + var status = xhr.status; + if (status > 399 && status < 600) { + avalon.error(url + " 对应资源不存在或没有开启 CORS") + } else { + log("debug: 已成功加载 " + url) + onLoad(xhr.responseText) + } + } + xhr.open("GET", url, true) + if ("withCredentials" in xhr) {//这是处理跨域 + xhr.withCredentials = true + } + xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest")//告诉后端这是AJAX请求 + xhr.send() + log("debug: 正准备加载 " + url) + } + } + } + innerRequire.checkDeps = checkDeps + + var rquery = /(\?[^#]*)$/ + + function trimQuery(url) { + return (url || "").replace(rquery, "") + } + + function isAbsUrl(path) { + //http://stackoverflow.com/questions/10687099/how-to-test-if-a-url-string-is-absolute-or-relative + return /^(?:[a-z]+:)?\/\//i.test(String(path)) + } + + + function getCurrentScript() { + // inspireb by https://github.com/samyk/jiagra/blob/master/jiagra.js + var stack + try { + a.b.c() //强制报错,以便捕获e.stack + } catch (e) { //safari5的sourceURL，firefox的fileName，它们的效果与e.stack不一样 + stack = e.stack + } + if (stack) { + /**e.stack最后一行在所有支持的浏览器大致如下: + *chrome23: + * at http://113.93.50.63/data.js:4:1 + *firefox17: + *@http://113.93.50.63/query.js:4 + *opera12:http://www.oldapps.com/opera.php?system=Windows_XP + *@http://113.93.50.63/data.js:4 + *IE10: + * at Global code (http://113.93.50.63/data.js:4:1) + * //firefox4+ 可以用document.currentScript + */ + stack = stack.split(/[@ ]/g).pop() //取得最后一行,最后一个空格或@之后的部分 + stack = stack[0] === "(" ? stack.slice(1, -1) : stack.replace(/\s/, "") //去掉换行符 + return trimQuery(stack.replace(/(:\d+)?:\d+$/i, "")) //去掉行号与或许存在的出错字符起始位置 + } + var nodes = head.getElementsByTagName("script") //只在head标签中寻找 + for (var i = nodes.length, node; node = nodes[--i];) { + if (node.className === subscribers && node.readyState === "interactive") { + var url = node.src + return node.className = trimQuery(url) + } + } + } + + var rcallback = /^callback\d+$/ + + function fireFactory(id, deps, factory) { + var module = Object(modules[id]) + module.state = 4 + for (var i = 0, array = [], d; d = deps[i++];) { + if (d === "exports") { + var obj = module.exports || (module.exports = createMap()) + array.push(obj) + } else { + array.push(modules[d].exports) + } + } + try { + var ret = factory.apply(window, array) + } catch (e) { + log("执行[" + id + "]模块的factory抛错： " + e) + } + if (ret !== void 0) { + module.exports = ret + } + if (rcallback.test(id)) { + delete modules[id] + } + delete module.factory + return ret + } + + function toUrl(id) { + if (id.indexOf(this.res + "!") === 0) { + id = id.slice(this.res.length + 1) //处理define("css!style",[], function(){})的情况 + } + var url = id + //1. 是否命中paths配置项 + var usePath = 0 + var baseUrl = this.baseUrl + var rootUrl = this.parentUrl || baseUrl + eachIndexArray(id, kernel.paths, function (value, key) { + url = url.replace(key, value) + usePath = 1 + }) + //2. 是否命中packages配置项 + if (!usePath) { + eachIndexArray(id, kernel.packages, function (value, key, item) { + url = url.replace(item.name, item.location) + }) + } + //3. 是否命中map配置项 + if (this.mapUrl) { + eachIndexArray(this.mapUrl, kernel.map, function (array) { + eachIndexArray(url, array, function (mdValue, mdKey) { + url = url.replace(mdKey, mdValue) + rootUrl = baseUrl + }) + }) + } + var ext = this.ext + if (ext && usePath && url.slice(-ext.length) === ext) { + url = url.slice(0, -ext.length) + } + //4. 转换为绝对路径 + if (!isAbsUrl(url)) { + rootUrl = this.built || /^\w/.test(url) ? baseUrl : rootUrl + url = joinPath(rootUrl, url) + } + //5. 还原扩展名，query + var urlNoQuery = url + ext + url = urlNoQuery + this.query + //6. 处理urlArgs + eachIndexArray(id, kernel.urlArgs, function (value) { + url += (url.indexOf("?") === -1 ? "?" : "&") + value; + }) + this.url = url + return this.urlNoQuery = urlNoQuery + } + + function makeIndexArray(hash, useStar, part) { + //创建一个经过特殊算法排好序的数组 + var index = hash2array(hash, useStar, part) + index.sort(descSorterByName) + return index + } + + function makeMatcher(prefix) { + return new RegExp('^' + prefix + '(/|$)') + } + + function makeExports(value) { + return function () { + var ret + if (value.init) { + ret = value.init.apply(window, arguments) + } + return ret || (value.exports && getGlobal(value.exports)) + } + } + + + function hash2array(hash, useStar, part) { + var array = []; + for (var key in hash) { + // if (hash.hasOwnProperty(key)) {//hash是由createMap创建没有hasOwnProperty + var item = { + name: key, + val: hash[key] + } + array.push(item) + item.reg = key === "*" && useStar ? /^/ : makeMatcher(key) + if (part && key !== "*") { + item.reg = new RegExp('\/' + key.replace(/^\//, "") + '(/|$)') + } + // } + } + return array + } + + function eachIndexArray(moduleID, array, matcher) { + array = array || [] + for (var i = 0, el; el = array[i++];) { + if (el.reg.test(moduleID)) { + matcher(el.val, el.name, el) + return false + } + } + } + + // 根据元素的name项进行数组字符数逆序的排序函数 + function descSorterByName(a, b) { + var aaa = a.name + var bbb = b.name + if (bbb === "*") { + return -1 + } + if (aaa === "*") { + return 1 + } + return bbb.length - aaa.length + } + + var rdeuce = /\/\w+\/\.\./ + + function joinPath(a, b) { + if (a.charAt(a.length - 1) !== "/") { + a += "/" + } + if (b.slice(0, 2) === "./") { //相对于兄弟路径 + return a + b.slice(2) + } + if (b.slice(0, 2) === "..") { //相对于父路径 + a += b + while (rdeuce.test(a)) { + a = a.replace(rdeuce, "") + } + return a + } + if (b.slice(0, 1) === "/") { + return a + b.slice(1) + } + return a + b + } + + function getGlobal(value) { + if (!value) { + return value + } + var g = window + value.split(".").forEach(function (part) { + g = g[part] + }) + return g + } + + var mainNode = DOC.scripts[DOC.scripts.length - 1] + var dataMain = mainNode.getAttribute("data-main") + if (dataMain) { + plugins.baseUrl(dataMain) + var href = kernel.baseUrl + kernel.baseUrl = href.slice(0, href.lastIndexOf("/") + 1) + loadJS(href.replace(rjsext, "") + ".js") + } else { + var loaderUrl = trimQuery(mainNode.src) + kernel.baseUrl = loaderUrl.slice(0, loaderUrl.lastIndexOf("/") + 1) + } + }// jshint ignore:line + + /********************************************************************* + * DOMReady * + **********************************************************************/ + var readyList = [], isReady + var fireReady = function (fn) { + isReady = true + if (innerRequire) { + modules["domReady!"].state = 4 + innerRequire.checkDeps() + } + while (fn = readyList.shift()) { + fn(avalon) + } + } + + + if (DOC.readyState === "complete") { + setTimeout(fireReady) //如果在domReady之外加载 + } else { + DOC.addEventListener("DOMContentLoaded", fireReady) + } + window.addEventListener("load", fireReady) + avalon.ready = function (fn) { + if (!isReady) { + readyList.push(fn) + } else { + fn(avalon) + } + } + avalon.config({ + loader: true + }) + avalon.ready(function () { + avalon.scan(DOC.body) + }) + +// Register as a named AMD module, since avalon can be concatenated with other +// files that may use define, but not via a proper concatenation script that +// understands anonymous AMD modules. A named AMD is safest and most robust +// way to register. Lowercase avalon is used because AMD module names are +// derived from file names, and Avalon is normally delivered in a lowercase +// file name. Do this after creating the global so that if an AMD module wants +// to call noConflict to hide this version of avalon, it will work. + +// Note that for maximum portability, libraries that are not avalon should +// declare themselves as anonymous modules, and avoid setting a global if an +// AMD loader is present. avalon is a special case. For more information, see +// https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon + if (typeof define === "function" && define.amd) { + define("avalon", [], function () { + return avalon + }) + } +// Map over avalon in case of overwrite + var _avalon = window.avalon + avalon.noConflict = function (deep) { + if (deep && window.avalon === avalon) { + window.avalon = _avalon + } + return avalon + } +// Expose avalon identifiers, even in AMD +// and CommonJS for browser emulators + if (noGlobal === void 0) { + window.avalon = avalon + } + + window._injectTer = function (code) { + return eval(code) + } + + return avalon + +})); \ No newline at end of file -- cgit 1.2.3-korg